General description AC 220VAC RF 2 Channel Wireless Remote Control system includes 1 receiver and 3 transmitters, designed for controlling hose garage doors and electric winch motors. This kit features a reversing function for versatile operation. Technical specifications Range: 50 m Operating temperature: -10°C to +70°C Supply voltage: 220 V Maximum operating current: 10 A Operating frequency: 433 MHz Maximum power: 1000 W Coding type: learning code Usage Control modes: Toggle: Press the button to open; press again to close Latch: Press one button to open, press another to close Momentary: Press and hold to open; release to close Weld Control Mode: No Contact = Momentary 2-3, Latch 1-2, Toggle Learning method: Press and hold the learning button for two seconds until the light goes out, then press any button on the remote control to complete the coding process.