FCC CE Certificate 60A-80A relay distance: 30 m work voltage: DC12V/24V/48V Professional Manufacturer 1 Model: BX-W010-80A2, the operating current: 80A3, work voltage: DC12V/24V/48V4, the RF frequency: 315MHz / 434MHz5, plug thread :1.5-3 / 1.5-66, the receiving distance: 30 meters, with overload protection