Categories
DC 3-24V 2 Wire Industrial Electronic Alarm Sound Buzzer SFM-27
Product Introduction:
1.Thickness:15mm
2.Diameter:30mm
3.Rated Voltage:12V
4.Voltage Range:3-24V
5.Rated Current:no more than 30MA
6.Sound Voltage Level:more than 85dB
7.Resonant Frequency:3000+/-500Hz
8.Operating Tempera...
$1.39
$1.99
SKU: 9230
$1.39
$1.99
30
DC 5V 1A Charging Discharge Module for 18650 Lithium Battery UPS Voltage Converter
1.Description:
It is a UPS uninterruptible power supply control board.
2.Features:
1>.Support charging and discharging at the same time
2>.Large current
3>.Small size
...
$1.39
$1.99
SKU: GY16054
$1.39
$1.99
30
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 3-LEDs Cycle Flashing Light DC 3V-15V Flash Lamp Kit Automatically Blinking LED Light Electronic Soldering Practice Kits
Description:
1>. Board thickness 1.5mm
2>. With super Large Pad
3>. With thicker wire
4>. Whole process spraying tin glass fiber board
5>. No extra line.
6>. The components are beautifully laid out.
7...
$1.39
$1.99
SKU: 13089
$1.39
$1.99
30
DIY Kit 5MM LED Flash Light, Simple Flash Circuit Soldering Kits for Beginners
Description:
Work voltage: 3-14V
PCB size: 2.3*2.3cm
Component List:
PCB board x1
9014 transistor x2
LED blue 5mm x2
30K resistor x2
510ohm resistor x...
$1.39
$1.99
SKU: 2721
$1.39
$1.99
30
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
DIY Kit LM358 Breathing Light Adjustable DC 12V Electronic Components Soldering Practice Kits
Description:
The light changes from bright to dark, and then gradually changes from dark to bright, feeling like a person is breathing. Widely used in digital products, computers, audio, automotive and other fields, has played...
$1.39
$1.99
SKU: 13611
$1.39
$1.99
30
DIY Kit NE555+CD4017 10 LEDs Flashing Light Water Flowing Light Red LED Module Electronic Kits Circuit Board
Product Introduction:
1.Name: NE555+CD4017 water flowing lamp diy electronic kits
2.Power Voltage: 2.5-14.5V
3.PCB Size: 5.4*2.1cm
4.PCB Thickness: 1.6mm
Packing List:
PCB x 1pc
2P Pin x1pc
1uF Capacitor x 2pcs
3mm L...
$1.39
$1.99
SKU: 11101
$1.39
$1.99
30
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
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
(3 Feedback)
30
Mini Traffic Light 5V LED Display Module Red Green Yellow Light for Arduino Raspberry Pi
Description:
This is a mini-traffic light display module, high brightness, very suitable for the production of traffic light system model.
Features:
1. Small size
Size: 56 x 21 x 11mm
Fixing hole: 3mm
Pitch: 15mm
2. Simpl...
$1.39
$1.99
SKU: 13235
$1.39
$1.99
(1 Feedback)
30
Simple Flash Circuit LED Light Electronic Soldering Practice Kits for Beginner
Description
Kits type: YSG - 1
Working voltage: 3-9 v
LED colors: red highlight
PCB size: 31 * 28 mm
Module Diagram
Principle of Operating
For YSG-1, the Q1 and Q2 form the multivibrat...
$1.39
$1.99
SKU: 1895
$1.39
$1.99
30
White Noise Signal Generator DIY Kit DC 12V Electronic Kit 2-Channel Output
Description:
This is a DIY white noise signal generator kit. You need to solder it by yourself.
Parameters:
1>. Power supply DC 12V.
2>. Two way signal output:
J1 output 1V fixed non adjustable noise...
$1.39
$1.99
SKU: 12589
$1.39
$1.99
30
NE555 Pulse Module Duty Cycle Frequency Adjustable Module Square Wave Rectangular Wave Signal Generator
Description:
1. Used as a square wave signal generator produces a square wave signal for the experimental development use.
2. Used to generate the square wave signal to drive a stepper motor drive.
3. Produce adjustable pulse...
$1.50
$3.59
SKU: 2224
$1.50
$3.59
(1 Feedback)
59
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...
$1.53
$2.18
SKU: 5202
$1.53
$2.18
31
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
(11 Feedback)
31
2.8V-5.5V to +/- 12V Power Supply Module DC Voltage Converter Board Module 2.4x1.2cm
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
(2 Feedback)
31
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
(1 Feedback)
31
Obstacle Avoidance Infrared Sensor Module Reflection Photoelectric Sensor Board for Tracking Smart Car
Module Description:
The sensor module light is adaptable to the environment, it has a pair of infrared transmitting and receiving tube, tube infrared emit a certain frequency, when detecting direction ...
$8.02
$11.45
SKU: 2432
$8.02
$11.45
(1 Feedback)
30
AC-DC 55-277V to 5V 600mA Isolated Switching Power Supply Buck Converter Module Step Down Module Voltage Regulator
Description:
1>. Input Voltage Range: AC 55-277V; DC 70-390V
2>. No Load Power: <0.05W; max input power: 3.5W
3>. Output Voltage: 5V; max output voltage range: 4.9-5.3V or 4.8-5.2V; ripple wave 60mW
4>. Output Curr...
$1.65
$2.35
SKU: 12452
$1.65
$2.35
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