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5pcs D20mm Ultrasonic Mist Maker Atomizing Transducer Atomizer Ceramic Humidifier Accessories 5pcs D20mm Ultrasonic Mist Maker Atomizing Transducer Atomizer Ceramic Humidifier Accessories Product Introduction: 1.Specification:20*1.2mm 2.Resonance Frequency:1.70MHz 3.Resonance Impedance:<2 ohm 4.Coupling Coefficient:>52 % 5.Static Capacitance:1800pF 6.Atomization Amount:<380ml/h Details: $3.38
$4.39
SKU: 12749
$3.38
$4.39

5pcs 5V 1A 2.6*1.7cm Lithium Battery Charging Board Micro USB Charger Module 5pcs 5V 1A 2.6*1.7cm Lithium Battery Charging Board Micro USB Charger Module 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... $2.80
$3.59
SKU: 12734
$2.80
$3.59

10PCS TTP223 Capacitive Touch Switch Touching Button Key Switch Module Self-Locking/No-Locking Module for Arduino 10PCS TTP223 Capacitive Touch Switch Touching Button Key Switch Module Self-Locking/No-Locking Module for Arduino Specification: 1.Size:15*11mm 2.Power:2.5-5.5V   Trigger setting mode: (1->Short;0->No Short) AB=00:No-lock High TTL level ouput; AB=01:Self-lock High TTL level ouput; AB=10:No-lock Low TTL level ou... $2.33
$3.03
SKU: 12675
$2.33
$3.03

10PCS TP4056 1A Li-ion Lithium Battery Charging Module Charging Board Charger with Micro USB 10PCS TP4056 1A Li-ion Lithium Battery Charging Module Charging Board Charger with Micro USB Description: 1. Charge Module: Linear charging 2. Current: 1A adjustable 3. Charge Precision: 1.5% 4. Input Voltage: 4.5V-5.5V 5. Full Charge Voltage: 4.2V 6. Led Indicator: Red is charging; Blue is full charged 7. Input In... $3.11
$3.99
SKU: 12620
$3.11
$3.99

LY7 12V Lead Acid Battery Capacity Indicator Voltage Indicator LCD Display Battery Power Tester with Touch Button LY7 12V Lead Acid Battery Capacity Indicator Voltage Indicator LCD Display Battery Power Tester with Touch Button Description Support battery: lithium battery/lead-acid battery Support type: lithium battery(2S-7S); lead-acid battery(12V-24V) Suitable temperature: -10~40℃ Sleep mode power consumption: 10uA Working state Power cons... $8.12
$10.55
SKU: 12537
$8.12
$10.55

24

LM317 Adjustable DC Power Supply Module DIY Kit Electronic Production LM317 Adjustable DC Power Supply Module DIY Kit Electronic Production 1. Description: LM317 adjustable DC power supply board.   2. Features: 1>. This is a particularly practical power pack that switches the voltage display or voltmeter function freely by twisting the voltage knob! ... $10.95
$13.69
SKU: 12518
$10.95
$13.69

Second Counter Counting DIY Kit Signal Generation Circuit Teaching Suite Learning Kits Second Counter Counting DIY Kit Signal Generation Circuit Teaching Suite Learning Kits Description: The signal generating part of the second counter is composed of an integrated circuit CD4060. Principle: CD4060 contains an oscillator, the oscillator circuit can be connected to RC or crystal oscillator, the circui... $3.00
$3.75
SKU: 12517
$3.00
$3.75

Pyroelectric Infrared Sensor Module DIY Kit Anti-theft Circuit Sensor Module DIY Kits Pyroelectric Infrared Sensor Module DIY Kit Anti-theft Circuit Sensor Module DIY Kits Description: The pyroelectric infrared sensor anti-theft circuit consists of pyroelectric infrared sensor PIR, integrated operational amplifier LM358, voltage comparator LM393, 110 alarm circuit and startup delay circuit. The circuit c... $4.79
$5.99
SKU: 12516
$4.79
$5.99

Voice Control Electronic Crystal Column DIY Kit Colorful LED Music Spectrum Suite Learning Kits Voice Control Electronic Crystal Column DIY Kit Colorful LED Music Spectrum Suite Learning Kits Description: An audio indicator that bounces with music. Parameter: 1>. Super long animation, many audio effects 2>. Exquisite independent buttons control various functions 3>. Exquisite PCB, military grade plate ... $11.48
$14.35
SKU: 12515
$11.48
$14.35

STC15F104W Microcontroller Core board Learning Board Development Replace STC15F104E STC15F104W Microcontroller Core board Learning Board Development Replace STC15F104E Description: 1>. Timer module: T0 and T2, T0 work is 16 bits can automatically reset the initial value of the timer counter in the way 0, and it is 8 bits of automatic reset counter in the way 2, in the way 3 is decomposable. The wo... $1.68
$2.15
SKU: 12514
$1.68
$2.15

Pin Board Adapter Wireless Module Converter for ESP8266 ESP-01 ESP-01S Pin Board Adapter Wireless Module Converter for ESP8266 ESP-01 ESP-01S Description: 1>. This is the commonly used ESP-01 type breadboard adapter for ESP8266 serial to WIFI transceiver modules. 2>. Since the ESP-01 pin arrangement is not bread plate friendly and has no label, this makes it less con... $1.81
$2.35
SKU: 12513
$1.81
$2.35

DHT11 Temperature Module and Humidity Shiled for ESP8266 ESP-01/ ESP-01S DHT11 Temperature Module and Humidity Shiled for ESP8266 ESP-01/ ESP-01S Description:     This module uses ESP8266-01/ESP-01S (without ESP-01S or ESP-01) as the master control, and DHT11 as temperature and humidity sensor.     ESP8266 collects the temperature and humidity in ... $2.89
$3.75
SKU: 12512
$2.89
$3.75

ESP8266 Wireless Module DHT11 Temperature Humidity Module Wireless WiFi Module Kit ESP-01/ESP-01S ESP8266 Wireless Module DHT11 Temperature Humidity Module Wireless WiFi Module Kit ESP-01/ESP-01S Description:     This module uses ESP8266-01/ESP-01S (random hair, ESP-01S or ESP-01) as the master control, and DHT11 as temperature and humidity sensor.     ESP8266 collects the temperature and humidit... $4.89
$6.35
SKU: 12511
$4.89
$6.35

5pcs Micro USB Power Light Lamp 12pcs LEDs Board Emergency Light 5730 SMD Super Bright White Lamp Light 5pcs Micro USB Power Light Lamp 12pcs LEDs Board Emergency Light 5730 SMD Super Bright White Lamp Light Description: USB lights, using MICRO USB interface design, easy access to ordinary mobile phone charger and mobile power use. Parameter: NO. Parameter Value 1 Work... $2.30
$2.99
SKU: 12509
$2.30
$2.99

24

5pcs Micro USB Mobile Power Lamp 4pcs LEDs Board Emergency Light 5730 SMD LED Super Bright Lamp Light 5pcs Micro USB Mobile Power Lamp 4pcs LEDs Board Emergency Light 5730 SMD LED Super Bright Lamp Light Description: USB lights, using MICRO USB interface design, easy access to ordinary mobile phone charger and mobile power use. Parameter: NO. Parameter Value 1 Work... $1.53
$1.99
SKU: 12507
$1.53
$1.99

5V Bluetooth Audio Module Bluetooth Receiver Universal Audio Module 5V Bluetooth Audio Module Bluetooth Receiver Universal Audio Module 1. Description: The module can choose mono and stereo output, and the Bluetooth antenna is built. The power supply voltage is 5V. It can be used as common power amplifier and active speaker to increase Bluetooth connection function. ... $2.30
$2.99
SKU: 12506
$2.30
$2.99

24

Bluetooth Audio Receiver Module MP3 WMA WAV FLAC Decode Board Lossless Bluetooth 4.2 Bluetooth Audio Receiver Module MP3 WMA WAV FLAC Decode Board Lossless Bluetooth 4.2 Description: KCX_BT003 is a Bluetooth audio decoder with Bluetooth, audio, Bluetooth, MP3 decoding in one.     In Bluetooth mode, it supports the various smart phone players on the market to play music, and support cal... $2.89
$3.75
SKU: 12505
$2.89
$3.75

Bluetooth Audio Receiver Module Lossless Bluetooth 4.2 Wireless MP3 Decode Board Module Bluetooth Audio Receiver Module Lossless Bluetooth 4.2 Wireless MP3 Decode Board Module 1. Description: KCX_BT002 is a Bluetooth audio module that integrates Bluetooth, audio and Bluetooth phone calls. It supports the market, all kinds of intelligent mobile phone player to play music, voice calls, telephone / hang up call... $4.89
$6.35
SKU: 12504
$4.89
$6.35

Bluetooth Audio Receiver Module Wireless Lossless Bluetooth 4.2 MP3 Decode Board with Remote Control Bluetooth Audio Receiver Module Wireless Lossless Bluetooth 4.2 MP3 Decode Board with Remote Control 1. Description: KCX_BT001 is a Bluetooth audio decoder with Bluetooth, audio, Bluetooth, MP3 decoding in one.     In Bluetooth mode, it supports the various smart phone players on the market to play music, and support ... $6.15
$7.99
SKU: 12503
$6.15
$7.99

DC 3.7V-5V MP3 Decoder Decoding Board Module Memory Play with TF Memory Card Socket Mono 2W DC 3.7V-5V MP3 Decoder Decoding Board Module Memory Play with TF Memory Card Socket Mono 2W Description: 1>. The MP3_Decoding module is designed by using GPD2856C decoding and playing chip. Products take full account of the industry product design simplicity, cost, structural installation, anti-interference, reliability, s... $1.81
$2.35
SKU: 12502
$1.81
$2.35


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