... door, lighting, curtain... High confidentiality, large storage , stable performance! Feature:Wireless control, easy to install Control Lights, TVs, Motors, ... signal can pass through walls, floors and doors. Reliable control: The transmitter (Encoding) and the receiver (Decoding) ... channelTransmitter:Model No.: C-1 Channel: 1 CH Remote Control Distance: 100m / 300ft (theoretically) Encode: Fixed code ...