1.RF hotel card key switch 2.Input voltage 220V 3.By Insert card into or pull out card to turn on/off power Item: hotel card key switch Size:W86*D40*H86 mm Feature:High voltage product,its input voltage is 110V/220V,it can directly connect to 220V live wire. ColorVoltageMax. CurrentDelay TimeCard TypeCream-colouredAC 220V 30 A12 SecMifare 1 S50,S70 cardWork mode: Have three models, these are ...