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SMD LED Microcontroller Flashing Light DIY Kit, DC 5V Heart Shaped Red LED Electronic Soldering Practice Kit 1.Description: This kit consists of a combination of 32 LEDs that emit multi state cyclic flashing light. Eight 10 pins are used to control the flashing of 32 LEDs according to the program settings. S1 is the start stop sw... $3.49 SKU: GY21070-1
$3.49

256 SMD 0805 Red LED Display DIY Kits, SMD Soldering Practice and Learning Kits for Microcontroller-based DIY Projects 1.Description: This kit consists of 256 0805 SMD LED display units, which can display any character of 256 pixels, such as Chinese characters, using row and column scanning. The kit comes with a microcontroller that has be... $6.99 SKU: GY21069-1
$6.99

81-LED Thumb Flashing Light DIY Kits, Interesting Like Circulating Water Running Lamp Microcontroller Kit 1.Description: This is a thumb light like pattern welding kit composed of 81 LEDs. After power on, the pattern presents various flashing effects of water lights. The button S1 is the power switch, and S2 can adjust the wat... $4.49 SKU: GY21068-1
$4.49

64 SMD 0805 Red LED Dot Matrix Display Electronic Soldering Practice Kit 1.Description: This kit consists of 64 0805 SMD LED display units, which can display any character of 64 pixels, such as numbers, using a row and column scanning method. The kit comes with a microcontroller that has been b... $3.50 SKU: GY21066-1
$3.50

DIY Negative Feedback Amplifier Circuit Kit with Capacitor-Coupled Analogue Electronic Technology Training Parts 1.Description: 1>.The negative feedback amplification circuit kit has good stability, which can effectively suppress distortion and noise, and improve sound quality. 2>.The RC coupled analog electronic technology ... $3.39 SKU: GY20989-1
$3.39

DC-DC 120W 6A Step Down Power Supply Buck Adjustable Voltage Converter Module 10-90V to 2.5-50V 1.Description: DC-DC 120W 6A Step Down Power Supply Buck Adjustable Voltage Converter Module 10-90V to 2.5-50V. 2.Feature: 1>.Adjust output voltage 2>.Overcurrent protection 3>. Wit... $10.99 SKU: GY20746-1
$10.99

Waterproof 0.56inch DC Digital Voltage Meter, DC5-130V Green LED Battery Volt Meter Gauge Voltage Display for Golf Cart Car, Boats 1.Description: It is a DC5-130V Waterproof Battery Voltage Meter. Its biggest feature is the use of internal injection molding design to achieve waterproof purposes, which is that it can penetrate water for a long time for use. 2.... $4.23
~~$6.50~~ SKU: GY21015-2
$4.23
~~$6.50~~
35

Waterproof 0.56inch DC Digital Voltage Meter, DC5-130V Blue LED Battery Volt Meter Gauge Voltage Display for Golf Cart Car, Boats 1.Description: It is a DC5-130V Waterproof Battery Voltage Meter. Its biggest feature is the use of internal injection molding design to achieve waterproof purposes, which is that it can penetrate water for a long time for use. 2.... $4.23
~~$6.50~~ SKU: GY21015-3
$4.23
~~$6.50~~
35

DIY Kit Red Chinese Knot Analog Electronic Circuit, LED Light Kits for Soldering Skill Practice and Learning 1.Description: This is a Chinese knot electronic kit composed of 81 LEDs, which is driven and lit by the MCU program as required. The MCU has its own oscillation and reset, and the circuit has multiple light control modes.... $4.99 SKU: GY21067-1
$4.99

SMD LED Components Soldering Practice Board Skill Training Kit 1.Description: This is a electronic soldering practice kit consisting of 88 SMD components . No function, with class, name, and grade record labels on the back, suitable for beginners or electronics majors to improve... $3.59 SKU: GY21072-1
$3.59

D2-8 Intelligent Tracking Line Smart Car DIY Kits, Fun STEM Kits for School Students Electronic Soldering Learning Practice Kits 1.Description: It is a D2-8 Intelligent Tracking Line Smart Car Soldering Electronic Parts Practice Soldering Learning Electronics Kit. Please note: Batteries appeared in picture are not included. 2.Parameter: &n... $9.99 SKU: GY21073-1
$9.99

DC 5V 71-LEDs Blessing Light with Running Water Effect, Fun Electronics Kits for Microcontroller-based DIY Projects 1.Description: This is a Chinese " Fú (福) " pattern electronic kits composed of 71 LEDs. The microcontroller program has been burned and turned on. Press the stroke to turn on the water flow light, and the... $5.59 SKU: GY21065-1
$5.59

LED Red Double Happiness Light DIY Electronics Kit 84pcs LEDs Light Kits for Soldering Skill Learning and Practice 1.Description: This is a Red Double Happiness welding kit composed of 84 LEDs. The microcontroller program has been burned and turned on. Press the stroke to turn on the water flow light, and then it will flash multiple ti... $5.25 SKU: GY21064-1
$5.25

LED Electronic Windmill Water Flowing Light Electronic DIY Kits for Beginners 1.Description: This is a patterned windmill welding kit consisting of 43 LEDs. The microcontroller program has been burned and powered on. Nine types of animation playback switches are achieved through the screen swi... $4.99 SKU: GY21063-1
$4.99

LED Circular Pentagram Water Flowing Light Electronic DIY Kits 1.Description: This is a Circular Pentagram welding kit composed of 80 LEDs. The MCU program has been burned. After starting up, the water flow will be lit in sequence, and then the full light will flash for many times. At... $4.99 SKU: GY21062-1
$4.99

DIY Kit HC-SR04 Ultrasonic Automatic Obstacle Avoidance Intelligent Car, STEM Electronic Kits for School Students Learning Competition DIY Project 1.Introduction: HU-046 is a HC-SR04 Ultrasonic Automatic Obstacle Avoidance Intelligent Car DIY Kit. The car automatically advances, and when the sensor senses an obstacle in front, it automatically turns left or right, or even ... $15.99 SKU: GY21074-1
$15.99

6A 3 Series 18650 Lithium Battery Protection Board 10.8V 11.1V 12V 12.6V Overcharge Overcurrent Protection Module 1.Description: Equipped with over charging, over discharging, over current, and short circuit protection functions Suitable for 3.7V lithium batteries of various capacities and shapes Small si... $4.29 SKU: GY21041-1
$4.29

DC 12V 24V 30W Mono Voice Playback Module, 9-Channel Music Power Digital Amplifier, Support 32G TF Card Socket, MP3 WAV UART Controller for Arduino DY-HL30T 30W Mono Voice Playback Module 1.Description: DY-HL30T is a DC 12V 24V 30W Mono Voice Playback Module which can be trigger play by 9 input signal. It is a one-on-one segmented trigger control player that supports MP3 an... $12.99 SKU: GY21061-1
$12.99

3.7V to 5V/9V/12V 2A Boost/Buck Lithium Battery Charger and Discharger with Adjustable Voltage 1.Description: 1>.Up to 1A programmable linear charging current 2>.Used for a single 3.7V lithium battery, fully charged with 4.2V 3>.Constant current/constant voltage charging with over temperature pr... $3.99 SKU: GY21036-1
$3.99

3A Boost Buck Charging Module for 2/3/4-Cell Polymer/LiFePO4/Li-ion Batteries 1.Description: 1>.Support 1-4 series of lithium-ion batteries 2>.Resistance adjustment of charging current (input and battery terminals) 3>.3A maximum charging current 4>.Resistance regulat... $7.99 SKU: GY21035-1
$7.99

3.7V 4.2V to 5V 18650 Lithium Battery Charging Module USB Boost Board Mobile Power Board DIY 1.Description: 1>.Ultra small size, almost all mobile power supply enclosures can be easily installed 2>.Support lithium battery undervoltage protection and output short circuit protection 3>.Ultra low... $5.35 SKU: GY21042-1
$5.35

2A 5V Lithium Battery Charging Boosting Module with Protection Board TYPE-C Battery Charging Power Step Up Module 1.Description: 1>.Small volume and high power 2>.With double layer charging and discharging protection 3>.5V automatic switching between charging and discharging 4>.Maximum 3.1A output curr... $5.59 SKU: GY21034-1
$5.59

Positive And Negative DC Regulated Power Supply DIY Electronic Kit, 3 Terminal Regulated 9V Dual Power Module Assembly Kits 1.Description: It is a Positive and Negative DC Regulated Power Supply DIY Electronic kit, 3 Terminal Regulated 9V Dual Power Board Module. 2.Key points for installing the stabilizer block: 1>... $9.99 SKU: GY21032-1
$9.99

Gate Circuit Combinational Logic Circuit Analysis Assembly Testing DIY Kits 1.Description: The main function of the kit is to analyze, assemble, and test gate circuits and combinational logic circuits. It can be used for vocational college skill training, skill assessment, vocational single enro... $14.99 SKU: GY21031-1
$14.99

DIY Imitate Glow Tube Clock Kit Full Color RGB Glow Tube Clock $44.99 SKU: GY21027-1
$44.99

DIY Hearing Aid Electronic Kit Amplifier Circuit Experimentation Soldering Assembly and Hands-On Learning 1.Description: Hearing aid is also called deafness hearing hearing is composed of microphone,front low amplifier，power amplifier circuit and other parts，this kit combines the circuit and the actual situation design and p... $3.59 SKU: GY21030-1
$3.59

DC 5V Motorcycle Anti-theft Vibration Alarm Circuit DIY Kit 1.Description: This is a motorcycle anti-theft vibration alarm circuit composed of CD4801, which can effectively prevent your motorcycle from being stolen. Whenever someone tries to move your vehicle or start the motorcy... $3.99 SKU: GY21021-1
$3.99

DIY Kit Flame Fire Monitoring And Detection Module Automatic Alarm Household Fire Protection System DIY Electronic Kit 1.Description: The circuit uses an infrared receiving diode as the sensor for flame detection. It is powered by a 5V DC voltage and can be tested by simulating a warehouse fire with a lighter at a distance of 30cm above ... $3.99 SKU: GY21020-1
$3.99

30 Segment Audio Rhythm Dual Color LED Light Music Spectrum Volume Level Indicator Electronic DIY Kit 1.Description: 1>.It can automatically adjust the brightness and color according to the rhythm of the sound, enhancing the atmosphere of the music scene. 2>.It can adjust the rhythm high and low to adapt to di... $11.99 SKU: GY21028-1
$11.99

DIY LED Desk Lamp Kit with 12V Lighting - Electronic Circuit Board Soldering Practice and Fun Assembly of Parts for Crafting a Unique Table Lamp 1.Description: 1>.High-brightness LED, provides sufficient illumination for a comfortable and efficient work or study experience. 2>.Low power consumption, saves on electricity costs while making usage more en... $5.99 SKU: GY21029-1
$5.99

Intelligent Automatic Watering System Science Experiment DIY Humidity Sensor STEM Kit 1.Description: After this automatic watering system is powered on, it will determine whether to pump water to water the flowers based on the signal returned by the soil moisture sensor. During use, the LED light will go out in... $14.99 SKU: GY21025-1
$14.99

Intelligent Human Body Induction Fan Sensor Learning DIY Kits for Primary and Secondary School Students Scientific Experimental Teaching 1.Description: This human body sensing fan automatically turns on the fan when the human body sensing module senses someone. When a person leaves the human body sensing module, the fan will automatic shutdown, very intelligent... $8.50 SKU: GY21024-1
$8.50

DIY Kit Power Amplifier Speaker Sound Protection Circuit Board Startup Delay DC Detection Electronic DIY Kits 1.Description: The horn protection board has the functions of power on delay (about 3 seconds) and DC protection (starting voltage is about 1V). The board circuit is simple, easy to make, and job security and reliable to... $5.99 SKU: GY21023-1
$5.99

DIY Kit Mono TDA7293 7294 Amplifier AC12-36V Subwoofer High-power Amplifier Board 1.Description: The circuit is a standard circuit, stable and reliable. The filtering adopts a voltage withstand voltage of 50V and a capacity of 2200uf large electrolysis. Power supply v... $7.99 SKU: GY21022-1
$7.99

Infrared Induction Switch DIY Kit Automatic Hand Dryer Faucet Control Module 1.Description: This kit includes an infrared proximity switch, automatic hand dryer, and automatic faucet control module, all equipped with high-precision sensors for non-contact automatic sensing. The automatic hand dry... $5.99 SKU: GY21019-1
$5.99

8 Channel Continuous Extinguishing Water Running Lamp DIY Electronic Kit 1.Description: 8-channel sequential extinguishing flow light effect, adjustable speed, eye-catching visual effect. The circuit uses CD4060 as the oscillation and frequency division control component, whi... $5.59 SKU: GY21018-1
$5.59

AC 110V Motor Forward Reverse Controller 16A Motor Drive Module AC 100V 220V Limit Switch 1.Description: It is a motor forward and reverse controller.It can control the forward and reverse rotation of the single-phase AC motor,and the signal input can be connected to the sensor/MCU/PLC/switch. 2.Feature: ... $10.99 SKU: GY20639
$10.99

DC 12V 5-Channel Self-locking Relay Module 5Bit 10A High/Low Level Trigger Select Switch Controller 1.Description: It is a latching relay module.It has 5 relay channels and can connect 5 loads. 2.Feature: 1).The self-locking relay module has a power indicator and a working indicator,and the working status of the ... $11.99 SKU: GY20640
$11.99

DC 3.5-16V 5.8GHz Microwave Radar Active Induction Sensor Module 1.Description: 1>.High sensitivity and long sensing distance; 2>.Reliable and wide sensing angle; 3>.Wide power supply voltage range; 4>.Adopting planar antenna for transmission and ... $5.99 SKU: GY21000-1
$5.99

DV 5V USB Mini Humidifier Mini Oscillating Atomizer Mist Maker Driver Circuit Board 1.Description: 1>.5V USB ultrasonic mist maker driver board and atomizer plate. 2>.Low driving voltage, low power, low impedance, stable waveform, high conversion efficiency. 3>.Round ring atomizer pla... $5.99 SKU: GY20995-1
$5.99

Waterproof 0.56inch DC Digital Voltage Meter, DC5-130V LED Battery Volt Meter Gauge Voltage Display for Golf Cart Car, Cars, Boats 1.Description: It is a DC5-130V Waterproof Battery Voltage Meter. Its biggest feature is the use of internal injection molding design to achieve waterproof purposes, which is that it can penetrate water for a long time for use. 2.... $6.50 SKU: GY21015-1
$6.50

FM Bluetooth Audio Receiver MP3 Decoder Lossless AUX/U-disk/TF Card Music Player Remote Control 1.Description: It is a FM Bluetooth Audio Receiver MP3 Lossless Decoder which perfect for DIY wireless Bluetooth speakers and transponders. This module can receive Bluetooth music, as well as FM/AUX/USB/TF card audio input. Th... $17.79 SKU: GY21014-1
$17.79

DIY Kit for Liquid Level Controller with Water Tank Level Detection and Automatic Pumping Module - Electronic Soldering Skill Practice Kits 1.Description: 1>.Accurate water level detection; 2>.Effective protection from external conditions; 3>.Programmable control strategies; 4>.Multiple protection functions; 5>.Auto... $6.50 SKU: GY20992-1
$6.50

433MHz Wireless Module HW3000 RF Module SPI Interface SI4432 CMT2300 Serial Transceiver 1.Description: 1>.Communication distance of 1000 meters; 2>.Small volume; 3>.Can replace ordinary 433MHz modules; 4>.Support FSK and GFSK modulation modes; 5>.Support automatic ... $5.99 SKU: GY21011-1
$5.99

RC522 RFID IC Card Reader Writer Module 13.56MHz 3.3V SPI Module 1.Description: 1>.Adopting RC522 low voltage, small size non-contact read and write card chip; 2>.Can support Mifare1 S50, Mifare1 S70, Mifare Light, Mifare UltraLight, and Mifare Pro; 3>.Can be direct... $4.99 SKU: GY21008-1
$4.99

GT-U7 GPS Module Navigation Satellite Positioning Compatible with NEO-6M 51 MCU STM32 1.Description: 1>.Equipped with a USB interface, you can directly use your phone's data cable to view the positioning effect on the computer; 2>.USB direct connection to the computer, which means the upper com... $12.99 SKU: GY21007-1
$12.99

DIY Kit Music Audio Spectrum Indicator AUX MIC Peak Hold Voice Control Level Light LM3914 Electronic Soldering Practice Kits 1.Introduction: FED-301K is a Audio Spectrum Indicator DIY Kit. It can display in Red/Green according to the input audio signal from microphone or AUX audio socket.It can be used to display the intensity of audio.The number of LED disp... $9.99 SKU: GY21012-1
$9.99

OCL Amplifier DIY Kits 100w Dual Channel Stereo Sound Amplifier Board 1.Description: This OCL high power 100W dual channel amplifier board welding kit comes with 4 high power transistors and two independent stereo channels. OCL circuit is highly stable and has wide frequency r... $7.99 SKU: GY20987-1
$7.99

Green LED Power Indicator DIY Kit Battery Electricity Display Module Kits 1.Description: 1>.It has high precision LM3914 analog voltage detection, users can accurately know the remaining battery power. 2>.The power display range is adjustable, and the display range can be adjusted accor... $3.99 SKU: GY20994-1
$3.99

DIY Kit LM317 Adjustable Voltage Regulator With LED Meter 1.Description: 1>.LM317 adjustable DC voltage regulator diy kit with fixed three-terminal voltage regulation circuit, easy to use; 2>.Wide voltage adjustment range, good voltage stabilization performance, low nois... $8.99 SKU: GY20986-1
$8.99

DIY Kit Bluetooth Amplifier, 87.0-108.0MHz FM Radio Receiver Kit, U-disk/TF Card Music Player Module with Battery 1.Introduction: It is an 87.0MHz-108.0MHz Wireless FM Radio Receiver DIY Kit with Red/Green spectrum indicator flashing automatically. It has a blue 4Bit segment display screen which can clearly display the receivi... $36.99 SKU: GY20924-2
$36.99

DC 24V 100dB Electronic Alarm with Strob Red Light, High Decibel Electronic Beep Buzzer for Car Alarm Home Security System Description: BJ-3 is a DC 24V 100dB Audible Visual Alarm. It works as Red Flashing and High Decibel Buzzer after power ON. It can be used for on-site audible and flashing alarms. Features: Loud Sound Alarm With 100... $5.99 SKU: GY20964-1
$5.99

2PCS Buzzer Alarm with Strobe Red LED Light, DC 24V Strobe Siren Piezo Buzzer, 100dB Electronic Beep Buzzer for Car Alarm Home Security Description: BJ-3 is a DC 24V 100dB Audible Visual Alarm. It works as Red Flashing and High Decibel Buzzer after power ON. It can be used for on-site audible and flashing alarms. Features: Loud Sound Alarm With 100... $8.99 SKU: GY20964-2
$8.99

DC 5-60V ESP32 Single Channel Wireless WIFI Relay Module ESP32-WROOM Development Board 1.Description: DC powered ESP32 single-channel relay development board equipped with ESP32-WROOM-32EWiFi&BLE mode Blocks, I/O ports are all led out, and support DC5-60V power supply mode. It is suitable for ESP32 secon... $13.39 SKU: GY20985-1
$13.39

8 Channel ESP8266 Wireless WIFI Relay Module ESP-12F Development Board 1.Description: This ESP8266 WIFI 8-Channel Relay Module ESP-12F Development Board is perfect for Arduino development environment with reference code and is suitable for ESP8266 secondary development and learning, smart hom... $18.99 SKU: GY20984-1
$18.99

ESP8266 WIFI 4 Channel Relay Module ESP-12F Development Board 1.Description: This ESP8266 WIFI 4-Channel Relay Module is an ideal choice for home automation system. It supports WiFi connection, enabling you to control your appliances or devices remotely. It can be used to switch on/off lig... $13.99 SKU: GY20982-1
$13.99

ESP-12F ESP8266 Serial Wireless WIFI Module 1.Description: The ESP-12F is a powerful and versatile module, with a wide range of applications. It can be used to create wireless networks, build smart homes, and enable the transmission of data between a variety of devices. I... $5.59 SKU: GY20981-1
$5.59

ESP32-WROOM-32UE 16MB Dual Core WiFi Wireless Bluetooth MCU Module 1.Description: ESP32-WROOM-32UE is a powerful dual-core Wi-Fi & Bluetooth MCU module for IoT applications. It features low power consumption, high performance and wide range of usage. It is ideal for tasks such as audi... $8.99 SKU: GY20979-1
$8.99

ESP32 TYPE-C USB CH340C WiFi Bluetooth Ultra-Low Power Dual Core Development Board 1.Description: ESP32 CH340C is a general-purpose WI-FI+BT module with low power consumption Bluetooth and WiFi, widely applicable, integrated SPI flash, and support for wide range wireless communication connection. It also... $7.99 SKU: GY20978-1
$7.99

ESP32 Type-C USB WiFi Bluetooth ESP-WROOM-32 Development Board 1.Description: ESP32-WROOM-32 is a general-purpose WI-FI+BT+BLEMCU module with low power consumption Bluetooth and WiFi, widely applicable, integrated SPI flash, and support for wide range wireless communication connection... $8.99 SKU: GY20977-1
$8.99

ESP32 Development Board Wireless WiFi Bluetooth 2-in-1 Dual Core CPU ESP32 Module 1.Description: MINI KIT ESP32 Module Development Board is a powerful dual-core CPU, wireless WiFi & Bluetooth 2 in 1 development board, enabling a wide range of applications such as IoT, industrial control, smart home, and s... $8.50 SKU: GY20976-1
$8.50

DIY Kit Dimming Table Lamp Circuit Board, Unidirectional Thyristor Temperature Control Speed Regulation Electronic Kits 1.Description: This DIY Dimmer Kit is a great product for both beginners and experienced electricians alike. It contains everything you need to build your own dimmer switch for your lights. The temperature and speed ... $2.99 SKU: GY20975-1
$2.99

DIY Kit Light Control Photosensitive Sensor Switch for Beginners Learning Soldering 1.Description: Experience the fun of electronics with our Light Control Photosensitive Sensor Switch DIY Kit! Perfect for beginners learning to solder, this kit includes all the necessary components for building a fully function... $2.99 SKU: GY20974-1
$2.99

DIY Kit Capacitor Three Point Oscillation Circuit 1.Description: This DIY kit provides an excellent learning opportunity for electronics enthusiasts and students. It enables you to build a three-point oscillation circuit by connecting capacitors, resistors, and transisto... $5.35 SKU: GY20973-1
$5.35

DS1302 DIY Rotating LED Clock Kit with Temperature and Light Control, 4-Digit Display 1.Description: Our 4-Digit LED Clock Temperature Controller DIY Kit is the perfect addition to any home or office. With its automatic brightness adjustment, alarm clock function, and memory retention for power outages, you can r... $10.79 SKU: GY20969-1
$10.79

DIY Power Outage Alarm Kits Power Off Alarm Electronic Soldering Practice Kit Description: Are you worried about unexpected power outages damaging your equipment? This power outage alarm kit can help. It is easy to assemble and features both an alarm circuit and a city power monitoring circuit. The LED on the bo... $5.79 SKU: GY20968-1
$5.79

51 Single-chip Microcomputer Traffic Light DIY Kit Intelligent Signal Lamp Electronic Soldering Training Practice kits Description: Take control of traffic lights with this easy-to-use DIY kit! Featuring a countdown timer and sound prompt, you can manually control red, green, and yellow lights with three included light-emitting diodes. No progra... $7.99 SKU: GY20967-1
$7.99

SMD Component Soldering Practice Board with 555 and CD4017 ICs DIY LED Water Lamp Kit Description: 1.Perfect your soldering skills with this SMD practice board DIY kit. Made with high-strength, fire-proof, and anti-fall materials, this kit is easy to assemble and disassemble for repeated use. With separate practi... $3.99 SKU: GY20966-1
$3.99

DC 5V Single Digit DIY Electronic Counter Kits for Soldering Learning Practice School Teaching Training 1.Description: The Counter Electronic Kit is designed for easy installation and operation, allowing you to quickly understand the basic principles of digital counter. The kit comes with a detailed and comprehensive instruction... $6.99 SKU: GY20972-1
$6.99

DIY Bluetooth Audio Amplifier Electronic Kits, Portable DIY Speaker Kits With Acrylic Shell for School Home Education Electronic Soldering Practice Learning 1.Description: Looking for a fun and educational project to build your own Bluetooth speaker? Our DIY kit includes everything you need to create a high-quality sound system, including an electronic amplifier and acrylic ... $9.99 SKU: GY20971-1
$9.99

Gradient LED Water Flowing Lamp DIY Electronic Kit Fun LED Light Soldering Practice Kits 1.Description: 1>.Create an impressive lighting display with this RGB LED flow light kit. Its circular design and adjustable speed make it perfect for adding an eye-catching effect to any space. 2>.This LED flow l... $6.35 SKU: GY20970-1
$6.35

Ultrasonic Suspension DIY Kit DC 12V Mini Acoustic Levitator Electronic Soldering Learning DIY Kits 1.Introduction: It is a DC 12V Ultrasonic Suspension Electronic Soldering DIY Kit. The suspending device operates at a frequency of 40KHZ in the air and can capture light objects with a density of 2-3MM, such as foam balls. &n... $7.99 SKU: GY20962-1
$7.99

DC 12V 24V 100W TWS Bluetooth Amplifier TPA3116 Audio Amplifier Module AUX USB Audio Input 1.Description: ZK-1001B is a DC 12V 24V 100W TWS Bluetooth Amplifier Audio Module, perfect for DIY wireless Bluetooth speakers and transponders. This module can receive Bluetooth music, as well as AUX/USB audio input. It a... $15.99 SKU: GY20961-1
$15.99

ICStation DIY Kit - High Voltage Arc Igniter Module with Arc Generator and DC 3-5V Ignition Parts 1.Description: This ICStation DIY Kit is equipped with a booster coil that generates a stable high-frequency arc with extremely high temperatures. It can easily ignite combustible materials, which is why it is commonly known as ... $10.99 SKU: GY20960-1
$10.99

DIY Kit NE555 8 Channel Digital Responder CD4511 8Bit Answering Board for Soldering Practice 1.Description: This is an 8-way answering kit with 9 keys, 8 answering numbers, and 1 answering reset. After powering on, the nixie tube displays 0 to start answering. Which of the 8 keys was pressed first, the nixie tube immedi... $5.99 SKU: GY20959-1
$5.99

DIY Kit Voice Control Lamp LED Melody Light DIY Electronic Kits 1.Description: The voice controlled LED melody light circuit consists of a power supply circuit, a microphone amplification circuit, and an LED light emitting indicator circuit. The power supply is input by J1, and C1 filtering ... $2.99 SKU: GY20958-1
$2.99

DIY Kit NE555 CD4017 LED Electronic Light Red Blue Dual Color LED Strobe Flashing Light Electronic Kits 1.Description: This kit uses NE555 and CD4017 chips to form an analog alarm light circuit. The blue LED and red LED flash alternately according to the pulse, and the flash frequency can be adjusted by adjusting RP1. The working ... $2.99 SKU: GY20957-1
$2.99

3 Channel Responder DIY Kit 3Bit Answering Voting Device Electronic Kits for Soldering Skills Competion Teaching Training 1.Description: The three-person voting device is designed using 74HC00+74HC10. Each of the three judges controls one of the three buttons of ABC, voting on events based on the principle of a minority obeying the majority. Pressi... $3.99 SKU: GY20955-1
$3.99

DIY Kits Intensive Pin SMD Soldering Practice Board Water Lamp Analog Circuit Electronic Kits SMT Skill Practice 1.Description: This is a dense pin full chip welding exercise board DIY welding kit flow light, dedicated for training in four new technologies. After welding, the LED rotates clockwise and turns on in turn. Chip IC welding is f... $6.99 SKU: GY20954-1
$6.99

4 Channel Responder DIY Kit Four Person Responder Electronic Soldering Practice Kits 1.Description: This is a 4-way preemptive answering fun welding kit that can simultaneously perform 4-way preemptive answering. S1-S4 is the preemptive answering key, and S0 is the reset key. After any one of the power on select... $4.49 SKU: GY20953-1
$4.49

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