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DIY Kit Photoelectric Multi-function Light Control Automatic Switch DIY Kit Photoelectric Multi-function Light Control Automatic Switch Function: The circuit can automatically open and close related appliances according to the brightness of light. Its output is controlled by the relay, which can directly replace the original manual switch. (If you replace the photosens... $1.93
$2.75 SKU: 13091
$1.93
$2.75
 30

DC to DC LM2596S Adjustable Buck Converter Mini Step Down Converter Power Supply Module DC 3-40V to 1.25V-35V DC to DC LM2596S Adjustable Buck Converter Mini Step Down Converter Power Supply Module DC 3-40V to 1.25V-35V Description: 1>. IN + input positive IN-enter negative! 2>. OUT + output the positive OUT-output negative! 3>. Note that the input and output can not be reversed. Reverse may burn out! 4>. Input: DC 3V to 40V (input v... $1.39
$1.99 SKU: 1712
$1.39
$1.99
 30

DIY Kit Electronic Doorbell NE555 Electronic Production Transformer Sound Circuit Processing Board DIY Kit Electronic Doorbell NE555 Electronic Production Transformer Sound Circuit Processing Board Description: ▲It is composed of a time base circuit integrated block and peripheral components. It has a beautiful sound quality, easy to install, low cost and low power consumption. ▲The kit is a circuit for a bell that c... $1.39
$1.99 SKU: 13092
$1.39
$1.99
 30

NE555+74HC595 16Bit 16 Channel Light Water Flowing Lights LED Module Kit Running Light DIY Kits Soldering Practice Board NE555+74HC595 16Bit 16 Channel Light Water Flowing Lights LED Module Kit Running Light DIY Kits Soldering Practice Board Description: You can achieve any combination of your favorite 16-way water lamp effect, very interesting, simple circuit, the assembly success rate is high. Feature: Adopt 1.5mm thickness board, enlarged pad, relatively wire. ... $1.25
$2.49 SKU: 12388
$1.25
$2.49
 50

3 Sets of DIY Kit Light Control Sensor Switch Module DIY Electronic Soldering Trainning Boards 3 Sets of DIY Kit Light Control Sensor Switch Module DIY Electronic Soldering Trainning Boards Description: 1. Metal film resistor    1K    1 2. Metal film resistor    120K    1 3. S9013        2 4. Photoresistance    &... $3.57 SKU: 9650
$3.57

Mini Micro SD Card Module Memory Module for Arduino Mini Micro SD Card Module Memory Module for Arduino SKU: 5043 Quantity: 1 Description ... $1.81
$2.59 SKU: 5043
$1.81
$2.59
 30

5V 1 Channel Relay Module Shield for Arduino ARM PIC AVR DSP SRD 5V 1 Channel Relay Module Shield for Arduino ARM PIC AVR DSP SRD 5V 1 Channel Relay Module Shield for Arduino ARM PIC AVR DSP SRD-05VDC-SL-C   1. Introduction   The item is a 5V 1-Channel Relay interface board, it can be controlled directly by a wide range of microcontrollers... $1.47
$1.84 SKU: 1706
$1.47
$1.84

Ultrasonic Module HC-SR04 Distance Transducer Sensor for Arduino Ultrasonic Module HC-SR04 Distance Transducer Sensor for Arduino Product Feature : HC-SR04 ultrasonic module can offer non-contact distance whose range sensing is up to 2mm function with the range of 2cm - 400cm. And the range accuracy is up to 2mm. This modul... $1.53
$2.19 SKU: 1389
$1.53
$2.19
 31

Mini MP3 Player Module Audio Voice Board 8Bit I/O UART Control Support SD Card TF Card Mini MP3 Player Module Audio Voice Board 8Bit I/O UART Control Support SD Card TF Card Description: XY-V17B is an intelligent voice module developed by the division independently. It integrates IO subsection triggering, UART serial port control, ONE_line single bus serial port control, and standard MP3, etc. Support MP3,... $1.74
$2.49 SKU: 13288
$1.74
$2.49
 31

2.8V-5.5V to +/- 12V Power Supply Module DC Voltage Converter Board Module 2.8V-5.5V to +/- 12V Power Supply Module DC Voltage Converter Board Module Product Introduction: 1.Input Voltage Range:2.8V-5.5V 2.Output Voltage:+/-12V (V +:+12V;V-:-12V) 3.Output Current:+12V stable output current capability of 50mA,-12V stable output current capability 30mA, almost meet all ADC, ... $1.60
$2.29 SKU: 10526
$1.60
$2.29
 31

Flash Circuit Multivibrator Electronic DIY Kits Soldering Skill Practice Teaching Kit Flash Circuit Multivibrator Electronic DIY Kits Soldering Skill Practice Teaching Kit Diagram Packing List: Components Parameter Number Metal Film Resistor 68K 2 Elecytolytic Capacitor 100uF 50V 2 ... $1.39
$1.99 SKU: 9811
$1.39
$1.99
 30

30s Voice Recorder Chip 30 Seconds Music Audio Recordable Board Voice Module for Electronic Toy Gift 30s Voice Recorder Chip 30 Seconds Music Audio Recordable Board Voice Module for Electronic Toy Gift Product Introduction : 1.Operating Voltage: 3-5V 2.Standby Current: <5uA (3.6V) 3.Recording Time: 30seconds 4.Recording Input: adopt ADC 14 Bit, Audio Out DAC 14 Bit 5.Recording Voice Format: ADPCM 6.Recording Distance: 3-... $1.60
$2.29 SKU: 9495
$1.60
$2.29
 31

ICStation Mobile Phone Signal Flash Light Radiation Power DIY ICStation Mobile Phone Signal Flash Light Radiation Power DIY 1.Product features Use the moistureproof antiseep material, very durable Novel and unique appearance, funny DIY ki... $1.09
$2.18 SKU: 5202
$1.09
$2.18
 50

ICStation DIY Kits NE555 Duty Cycle and Frequency Adjustable Module ICStation DIY Kits NE555 Duty Cycle and Frequency Adjustable Module Description NE555 adjustable pulse generator NE555 adjustable pulse generator is based on NE555 chip, built into an oscillator circuit. 1. Principle The multivibrator composed of ... $1.39
$1.99 SKU: 3806
$1.39
$1.99
 30

5V 2-Channel Relay Module for Arduino PIC ARM DSP AVR Electronic 5V 2-Channel Relay Module for Arduino PIC ARM DSP AVR Electronic Features Relay output(Max): DC 30V/10A, AC 250V/10A Optocoupler isolation, good anti-interference. VCC: system power supply; JD_VCC: Relay power supply This relay has a common end, a Normal-open end and a Normal-close end... $1.83
$2.29 SKU: 1647
$1.83
$2.29

DIY Kit Dimming Table Lamp Circuit Board, Unidirectional Thyristor Temperature Control Speed Regulation Electronic Kits 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 ... $1.50
$2.99 SKU: GY20975-1
$1.50
$2.99
 50

5PCS DIY Kit Light Control Switch Adjustable LED Lamp Circuit Electronic Soldering Kits for Beginners 5PCS DIY Kit Light Control Switch Adjustable LED Lamp Circuit Electronic Soldering Kits for Beginners 1.Introduction:   TJ-56-454 is a Light Control Switch Adjustable LED Lamp Circuit Electronic Soldering DIY Kit. It is a simple and basic LED lamp brightness control circuit. The LED brightness can be controlled by a photosensitive... $4.03
$5.75 SKU: GY20875-1
$4.03
$5.75
 30

DIY Kit LM358 Breathing Lamp Blue LED Electronic Soldering Practice Kits DIY Kit LM358 Breathing Lamp Blue LED Electronic Soldering Practice Kits 1.Introduction: TJ-56-31 is an LM358 Breathing Lamp Electronic Soldering DIY Kit. It is an LED light automatic change circuit. The light turns dark automatically from bright LM358 Breaking Lamp, and then turns bright automa... $1.81
$2.59 SKU: GY20873-1
$1.81
$2.59
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DIY Kit Voice Control Red LED Rhythm Lamp 5pcs LED Lamp Analog Circuit Electronic Soldering Practice Kits for Beginners DIY Kit Voice Control Red LED Rhythm Lamp 5pcs LED Lamp Analog Circuit Electronic Soldering Practice Kits for Beginners 1.Introduction: TJ-56-15 is a RED Voice Control LED Rhythm Lamp Electronic Soldering DIY Kit. It is a simple and basic electronic circuit of sound LED lamp. It receives sound through electret microphone. The amount and brightness... $1.95
$2.79 SKU: GY20864-1
$1.95
$2.79
 30

Price Difference Price Difference Description: This product list is only used for customers to pay for the price difference (Express Shipping, add something else into the exsisting order ) or order something without product listing on website, who have already commun... $1.82
$2.60 SKU: P009-4
$1.82
$2.60
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