RF 433Mhz Wireless Light Switch Push Button Smart Mains Power Supply AC 110V 220V 230V Relay-Receiver for Home Lamp Fan Features: 1, high security and high cost efficiency: In other cases, ten are available in neutral details and provided. You can connect directly za using terminal block pins. 2, small size and simple wiring: The small unit is located in many connection boxes, such as soffits, outdoor appliances and electrical boxes. Four different installation scenarios: -Use double-sided solution to directly detect and fix on the surface of the object; -Use screws to connect to the surface of the object; -Place the connection to an electrical outlet; 3, which allows the use of many others without the need for: Many remote controls control one/multiple available lights. 4, narrow control range: High reception, reception distance up to 100 meters. 5, high quality chip, supporting high power: It supports more common devices, more usage scenarios, and is safer to use. For example: light/CFL fluorescent lamp/large chandelier/wentylator electric/electric kettle/coffee maker/lampa desk/humidifier, etc. How to receive RF signal OR Clear RF signal: Adjust RF signal: Step 1: Application (on application); Step 2: Press one button on the remote once. Be successful. Received RF signal: Just one step: press the scientific button (based on) 8 times. Wait 3 seconds; Package includes and parameter: 1: Mini-receiver: Coding Type: Intelligent Learning Code 1527 RF Frequency: 433 MHz Output voltage and option: AC 90V250V Maximum current: 10 A Remote distance: up to 70 m (theoretical distance) Wired connection: no screwdriver required, direct wiring Output Clamp: L/N L: wire under published N: Neutral cable Size: 62*36*23mm Kolor: white (outer coating) Screw: Include Double-sided tape: attach Terminal Blocks: Include 2: Specification of remote control: Encoding: 1527 Tilted code RF Frequency: 433 MHz Remote Width: Up to 70 meters (theoretical distance) Plastic: fireproof material Size: 50*50*13mm Battery: 2 * CR2016 (included) Pilot is available in two colors. You can choose your kolor favorite Default way: blue. Thanks