ITEM NAME:5V 1 Channel Relay Board Module Optocoupler LED For Arduino PIC ARM AVR JR.5V 1-Channel Relay interface board, and each one needs 15-20mA Driver Current. 5V 1-Channel Relay interface board, and each one needs 15-20mA Driver Current. Typeï ¼Å¡ Relay module. Indication LED’s for Relay output status.
