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DIY Kit Multistage Amplifier Circuit Electronic Components Learning Suite DIY Kit Multistage Amplifier Circuit Electronic Components Learning Suite Description:      The NPN transistor in the circuit is responsible for amplification. When the weak input signal Ui causes a small change in the base current IB of the transistor, it can cause a large change in the col... $2.41
$3.59
SKU: 13600
$2.41
$3.59

33

DC-DC Step Up Power Supply Module CVCC Boost Voltage Converter 80W 2V-24V to 3V-30V DC-DC Step Up Power Supply Module CVCC Boost Voltage Converter 80W 2V-24V to 3V-30V 1.Description:     ZK-S4 is a DC adjustable constant voltage constant current step up power supply module.Adjustable stable output voltage and current.Set output current to meet the demand.It can be used as ordinary buck po... $5.76
$8.59
SKU: 13436
$5.76
$8.59

33

Power Switch Wireless Controller WIFI Relay Module Wifi Smart Switch APP AC 220V for IOT Smart Home Power Switch Wireless Controller WIFI Relay Module Wifi Smart Switch APP AC 220V for IOT Smart Home Description: Home automation is "The Internet of Things". It simply means the way all devices or appliances are networked together to provide customers with a seamless control over their home equipment. This module is an ... $5.35
$7.99
SKU: 13331
$5.35
$7.99

33

XH-M350 Backup Battery Switching Module DC12V 150W Automatic Switching Battery Power Module XH-M350 Backup Battery Switching Module DC12V 150W Automatic Switching Battery Power Module Description: This module is for storage battery emergency switch. It adopts the high quality industrial relay and the effective control current can reach 12A. In control of 12V, power can reach 150W. It is widely used in incubators, ... $6.02
$8.99
SKU: 13096
$6.02
$8.99

(1 Feedback) 33

DIY LM2596 Adjustable Voltage Regulator Switching Power Supply Module Kits Step Down Converter Power Supply DIY Kits DIY LM2596 Adjustable Voltage Regulator Switching Power Supply Module Kits Step Down Converter Power Supply DIY Kits Function: It can input non-stable alternating current and output adjustable voltage. Its minimum output voltage is 1.23V and the maximum output current is 3A. LM2596 contains fixed frequency oscillator (150KHz) and benchmark voltage st... $2.35
$3.50
SKU: 13090
$2.35
$3.50

33

DIY Kit Game Kit Creative Electronics Experiment Toy Kit Module MCU Computer Game Machine for Tetris/Snake/Plane/Racing DIY Kit Game Kit Creative Electronics Experiment Toy Kit Module MCU Computer Game Machine for Tetris/Snake/Plane/Racing Parameters: No. Parameter Value 1 Product name MCU computer game machine 2 Model CZL--YXJ01 3 ... $8.03
$11.99
SKU: 13071
$8.03
$11.99

33

DIY Colorful RGB LED Double Heart-shaped Flashing Light Lamp with Music DIY Module Electronic Kits for Love Gift DIY Colorful RGB LED Double Heart-shaped Flashing Light Lamp with Music DIY Module Electronic Kits for Love Gift Introduction: This is arrow through two hearts shaped LED kit parts. It need to be soldered by yourself. Parameter: NO. Parameter Value 1 Power Supply 5V... $8.70
$12.99
SKU: 13054
$8.70
$12.99

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DC-DC Step Down Module 4 USB Interface 5A Buck Converter Power Supply Module DC 9V/12V/24V/36V/48V/60V to DC 5V DC-DC Step Down Module 4 USB Interface 5A Buck Converter Power Supply Module DC 9V/12V/24V/36V/48V/60V to DC 5V Parameters: No. Parameter Value 1 Product name 4U-5A step down module 2 Input 7V-60V 3 Output ... $6.93
$10.35
SKU: 13013
$6.93
$10.35

33

White LED Lamp Bulb PCB Light Board 120pcs LEDs Energy Saving Lamp DIY Kit Module AC 85V-277V with E27 Base White LED Lamp Bulb PCB Light Board 120pcs LEDs Energy Saving Lamp DIY Kit Module AC 85V-277V with E27 Base Description: Please confirm that the lamp can be lit and then install the lampshade, because the lamp cover is not easy to remove it once installed. LED energy-saving lamps for its energy saving, environmental protection, long life a... $4.01
$5.99
SKU: 12480
$4.01
$5.99

33

5PCS LM259 Mini-360 DC to DC 4.75V-23V to 1V-17V Buck Converter Step Down Power Supply Module 340KHz 5PCS LM259 Mini-360 DC to DC 4.75V-23V to 1V-17V Buck Converter Step Down Power Supply Module 340KHz Description: Model Name: Mini-360 (ultra small size DC-DC synchronous rectifier buck module) Module Properties: non-isolated buck Rectification: synchronous rectification Input voltage: 4.75V-23V Output vo... $3.18
$4.75
SKU: 12363
$3.18
$4.75

33

DIY Kit RGB Flashing LED Circuit Colorful 3D Christmas Trees Kit MP3 Music Box with Shell for Christmas Xmas Gifts DIY Kit RGB Flashing LED Circuit Colorful 3D Christmas Trees Kit MP3 Music Box with Shell for Christmas Xmas Gifts Description: The Christmas tree music DIY suite consists of three circuit boards and components. You need to weld by yourself. The 53pcs 5mm LEDs flicker following the rhythm of the music. It presents a three-dimensional effect of... $20.09
$29.99
SKU: 12368
$20.09
$29.99

33

24V to 5V 8-Channel 8bit Photoelectric Isolation Module Level Voltage Converter PNP Output PLC Signal Module 24V to 5V 8-Channel 8bit Photoelectric Isolation Module Level Voltage Converter PNP Output PLC Signal Module Product Introduction: 1.Adopt optocoupler 2.Limit Conversion Frequency: 20KHz 3.Appearance Size: 85*98*18mm 4.Applications: For signal isolation; MCUs and PLCs level conversion of signals; transform PNP, NPN singal into PNP sig... $7.36
$10.99
SKU: 11592
$7.36
$10.99

33

ESP32-T WiFi IOT ESP32 Module Development Board Module Suite ESP32-Bit Wireless WiFi Module ESP32-T WiFi IOT ESP32 Module Development Board Module Suite ESP32-Bit Wireless WiFi Module Description: 1>. Dual core processor, clocked at 240MHz, computing power up to 600DMIPS. Built in 520 SRAM KB. 2>. Built in 802.11BGNHT40Wi-Fi transceiver, baseband, protocol stack and LWIP 3>. Integrated dual mode Bluetoo... $10.71
$15.99
SKU: 11051
$10.71
$15.99

(2 Feedback) 33

5pcs 5V 1A Mini USB 18650 Lithium Battery Charging Board Charger Protection 5pcs 5V 1A Mini USB 18650 Lithium Battery Charging Board Charger Protection Product Introduction: 1.Input Voltage:5V 2.Charging Cut-Off Voltage:4.2V±1% 3.Maximum Charging Current:1000mA 4.Overdischarging Protection Voltage:2.5V 5.Overcurret Protection Current:3A 6.Board Size:2.6*1.7cm Not... $2.41
$3.59
SKU: 12735
$2.41
$3.59

33

MPPT Solar Controller Solar Panel DC to DC 5A Step Down Buck Converter Constant Voltage Constant Current Power Supply Module MPPT Solar Controller Solar Panel DC to DC 5A Step Down Buck Converter Constant Voltage Constant Current Power Supply Module Description: 1>. Module Name: 5A step down constant voltage constant current MPPT 2>. Module Properties: Non-isolated buck module (BUCK) 3>. Input voltage: 6-36V 4>. Output voltage:    1.25-32V continuousl... $5.53
$8.26
SKU: 6978
$5.53
$8.26

33

5pcs ICStation Micro USB 1A Battery Charging Module Power Supply Module 5pcs ICStation Micro USB 1A Battery Charging Module Power Supply Module Features: 1.High quality charging Chip TP4056, simple circuit, good protective value, high charging precision. 2.Complete mechanical automation processing, High reliability. 3.Automaticlly adjust the output current from 100 t... $1.87
$2.79
SKU: 12653
$1.87
$2.79

33

LM338K 3 Bit Digital Display Step Down Buck Converter Power Supply Module Voltage Regulator DIY Kit 3A LM338K 3 Bit Digital Display Step Down Buck Converter Power Supply Module Voltage Regulator DIY Kit 3A Parameters: Circuit Board Size: 9.6*5.8CM (L*W) DC input: 3-35V; AC input: 1-25V; DC output:1.2-30V; Maximum Current: 3A Input and output the minimum differential pressure: 3V; Maximum power consumption: 50W; Component... $7.36
$10.99
SKU: 3533
$7.36
$10.99

(1 Feedback) 33

DIY Kit LM3915 Audio Level Indicator Yellow Red LED Light Electronic Soldering Practice Kits DIY Kit LM3915 Audio Level Indicator Yellow Red LED Light Electronic Soldering Practice Kits DIY Kits LM3915 Audio Level Indicator Yellow Red LED Lights Description Power supply voltage: DC 9V-12V ... $3.01
$4.49
SKU: 3018
$3.01
$4.49

(1 Feedback) 33

TDA7297 15W+15W Dual Channel Audio Amplifier Board Module DIY Kit TDA7297 15W+15W Dual Channel Audio Amplifier Board Module DIY Kit Description: PCB Size: 4.8cmx4.8cm; Voltage: DC 9-15V, AC 9-12V, recommended DC voltage 12V, current 2A above; Power: 15W +15 W; Output Impedance: 4-8 ohm   Please noted: This is the DIY Kit. You need to asse... $3.34
$4.99
SKU: 3010
$3.34
$4.99

(1 Feedback) 33

DIY 4 Bits C51 Digital Electronic Clock Red LED STC11F02E Chip DIY Kits Soldering Practice Electronic Learning Suite DIY Module DIY 4 Bits C51 Digital Electronic Clock Red LED STC11F02E Chip DIY Kits Soldering Practice Electronic Learning Suite DIY Module DIY 4 Bits C51 Red LED Digital Electronic Clock  Enough functionalities as any regular clock. Very accurate. Easy to build and perfect to start to develop your solder skills. Acceptable for anyone above the age... $4.48
$6.69
SKU: 1765
$4.48
$6.69

(1 Feedback) 33


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