The Grove Relay Board from Seeed Studio will let you switch on higher voltage equipment, up to 10A at 250V AC, or up to 30V DC. Screw terminal are provided to connect the device you want to switch. A single digital ouput line is used, a logic 1 turns the device on, a logic zero turns it off.\n\n--Operating voltage 3.3 to 5V DC\n--Operating current 100mA\n--Relay life 100,000 Cycle\n--Max switching voltage 250VAC/30VDC\n--Max switching current 5A\n\n--\nOur eBay Store\n\nSeeed 103020005 Grove - Relay Add on Board 250V @ 10A\n\nProduct Details\n\nThe Grove Relay Board from Seeed Studio will let you switch on higher voltage equipment, up to 10A at 250V AC, or up to 30V DC. Screw terminal are provided to connect the device you want to switch. A single digital ouput line is used, a logic 1 turns the device on, a logic zero turns it off. \n\n--Operating voltage 3.3 to 5V DC\n--Operating current 100mA\n--Relay life 100,000 Cycle\n--Max switching voltage 250VAC/30VDC\n--Max switching current;