Precision 12V 450mA (5W) Power Supply Module Bare Board, LED Voltage Regulator Module AC 220V to 12V
Dual USB Output 9V / 12V / 24V / 36V Car Charger Switch 5V DC-DC Power Supply Module 3A Buck Regulator
DC-DC Step-Down Buck Converter Power Supply Module 24V 12V 9V to 5V 5A 25W Replace LM2596S
1 Channel Relay Module, 30A with Optocoupler, Isolation 12V Supports, High and Low Trige
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
12mm LDR Sensor Photoresistor Photo Cell 50-100k – GL12539