Pairing and working mode switching: Supports a variety of different working modes, suitable for a variety of different working scenarios. Channels: 6 CH with multiple control modes including Momentary, Toggle, and Latched. Remote Control Distance: Effective range up to 500 meters (optimal conditions). Customizable control options with easy programming for various operation modes. The package includes options for different setups to suit your specific needs. Specifications: Control Lights, TVs, Motors, Fans, Cameras, Video signals, Audio signals, electrically operated Doors/ Locks/ Windows. 1. Transmitter: Channel: 6 CH Remote Control Distance:0-500 M (Ideal Distance without any block and signal interfere , it would rise and fall about 10%-90% with the block and signal interference.) Encode: PT2262 Frequency:433 MHz 2. Receiver: Decode: Fixed code, soldering code Power Supply (Operating Voltage): DC 12V / 24V Current: 6 mA Sensitivity:-105 dBm Operating Temperature:-40℃-80℃ (The product printed words may vary depending on the batch, but this does not affect use) Color:B:Black & White Remote Control/A:Gray & White Remote Control Material:ABS Package Contents: 1 * 433MHZ RF Wireless Remote 1 * Relay Receiver Module Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.