433Mhz Universal Wireless Remote Control Switch DC 12V 4CH relay Receiver Module with 4 Channel RF Remote

Photos Products Description Operation: Learning Code: Press once the learning key of the controller, and then long press the key of the remote cotrol when the indicator light goes out. The indicator light will flash indicating that the learning is successful. Switch the working mode: Momentary: Remove the jumper on the controller to switch the momentary. Toggle: Use the jumper to short-circuit the two rows of pins at T on the controller to switch to toggle. Latching: Use the jumper to short-circuit the two rows of pins at L on the controller to switch to Latching. Description of working mode Momentary: Press the key of the remote control and the relay will pull in, release the key and the relay will be disconnected. Toggle: Press the key of the remote control that has learned the code once, the relay will pull in, and press the button again to disconnect the relay. Latching: press the 1 button of the remote control, the 1-way relay is closed, press the 2 button of the remote control, the 2-way relay is closed, the 1-way relay is disconnected, and then press the 3-button of the remote control ,the 3-way relay will pull in and the 1-way relay and the 2-way relay are disconnected.