ITEM NAME:5V 1 Channel Relay Board Module Optocoupler LED For Arduino PIC ARM AVR M&O Description: Type: Relay module 5V 1-Channel Relay interface board, and each one needs 15-20mA Driver Current Standard interface that can be controlled directly by microcontroller (Arduino, 8051, AVR, PIC, DSP, ARM, ARM, MSP430, TTL logic Equipped with high-current relay, AC250V 10A ; DC30V 10A Indication LEDs for Relay output status Equipped with screw holes for easy installation 5V 1-Channel Relay interface board, and each one needs 15-20mA Driver Current. Equiped with high-current relay, AC250V 10A ; DC30V 10A. Standard interface that can be controlled directly by microcontroller (Arduino , 8051, AVR, PIC, DSP, ARM, ARM, MSP430, TTL logic). Indication LED’s for Relay output status. Size:53mm*28.3mm*19.3mm With 4 fixed screw holes , hole diameter 3.1mm, convenient installation and fixation Package : 1* 1Channel Relay module.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. Type: Relay module. Indication LED’s for Relay output status.