Digital Touch Sensor

8 bits WS2812 5050 RGB LED Lamp Panel Module 

1.25V - 37V Output @ 3A DC-DC 3-40V Input Step Down Adjustable Power Supply 3A peek power, 2A constant current.

5V LED Traffic Light Module

Sub-mini micro-switch with short lever, PCB mount.

Double Battery Box for 18650 batteries

403mm LED white light emitting diode, 5 LEDs per pack

Working current: 20 (mA)

Working voltage: 1.7V-2.1V

Small Low power Mini submersible pump for DIY projects