This rf remote transmitter receiver works with three control modes: toggle, momentary and latched. You can control the receiver by transmitter from any place within a reliable distance; the wireless signal can pass through walls, floors and doors. Applications include remote controlling light, motor, garage door, gate and so on with voltage of AC110~240V or DC0~28V. Controlling light, for example, you can work with toggle / latched mode. Toggle: press the button on transmitter, turn on the light; press the button again, turn off the light. Latched: press one button on transmitter, turn on the light; press another button, turn off the light. Widely used for outdoor light or LED light. Remote control kit with momentary mode is often used to control motor open/close for electrically operated door/lock/window/blind. Press and hold the button on transmitter, open the motor; release the button, close the motor. Other parameters: Coding Type: Fixed code by soldering Operating V...