Black 2 X CR2032, Button Battery Case, with Wire and Toggle, Switch
Optical Endstop Light Control Limit Optical Switch
Black Electronic Building Blocks Big Key Button Module High Level Output
1.5V 1.8V 2.5V 3V 3.3V 3.7V 4.2V to 5V DC-DC DC Boost Converter Module Step Up Board
10mm LDR Sensor Photoresistor Photo Cell 50-100k – GL10539
12V 300mA Power Supply Module
16Bit WS2812B 5050 RGB LED Built-in Full Color Driving Lights Circular Development Board