This is touch keypad function by measuring the capacitance of 16 electrode..
• 1X Barrel jack adaptor-screw terminal to 2.1mm..
If you need to connect a battery pack or wired power supply to a board that has a..
If you need to connect a DC power wall wart to a board that doesn't have a DC jac..
This is 1 channel Relay module, can able to control various appliances, and other eq..
5V 4-Channel Relay interface board, and each one needs 15-20mA Driver Current
1, this module is in line with international safety standard, control areas..
5V 8-Channel Relay interface board, and each one needs 15-20mA Driver Current
Equiped with high..