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0.56 Mini LED Digital Voltmeter Detector DC 4.5-30V 12V 24V Voltage Capacity Monitor Volt Panel Tester Meter For Motorcycle Car（blue）
0.56 Mini LED Digital Voltmeter Detector DC 4.5-30V 12V 24V Voltage Capacity Monitor Volt Panel Tester Meter For Motorcycle Car（green）
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MAX7219 LED Dot Matrix 4 In 1 Display with 5P Line Module
This is Dot Led Matrix Module incorporating MAX7219 Driver chip. By using this dot LED module in your upcoming project, you will be able to add some great cool animation.
1. Driver Chip: MAX7219
2. Input Voltage: 3.7 to 5.3 V
3. Input Current: 320 mA
4. Display Dimensions: 32x32x6 (LxWxH) mm
5. PCB Dimensions: 128×32 (LxW) mm
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TCRT 5000 Dual Channel Line Tracking Sensor
This is TCRT 5000 Dual Channel Line Tracking sensor module.
- Operating Voltage: 3.5V-5V
- Supply Current: 15mA
- Optimal Sensing Distance: 3mm
- Designed with the reflected infrared sensor, and indicator light.
- Built-in a potentiometer for sensitivity control.
- On-board LM393 voltage comparator chip and infrared sensing probe TCRT5000L
- Signal detection sensitivity can adjust
- Reserve all the way more circuits (P3 voltage drawn)
