Description: It is a learning code wireless remote control switch, whose output / working way can be changed as you like, and it is easy to match the transmitter. It has small volume, stable and reliable performance and high receive sensitivity. Features: 1. This remote control switch is designed to control a wide variety of electronic devices with a wireless signal. 2. It covers application area from simple domestic remote control to autonomous control, like auto door, window, lifting equipment, entrance access, up and down controller, alarm system industrial control and security etc. 3. Extremely easy to set up and use. 4. Radio frequency identification technology. 5. It has small volume, stable and reliable performance and high receive sensitivity. Specification: Receiver: Working Voltage: DC12V Receiver Sensitivity: > -105dB Working Frequency: 433MHz Code Type: Learning Code Maximum Load: 10A 250V AC / 10 A 30V DC Size: Approx. 4 * 4 * 2.5cm / 1.6 * 1.6 * 0.98in Remote Control Transmitter: Remote Distance: 100m (Theoretically) Operating Voltage: DC 12V Frequency: 433mhz Battery: 1* 23A /12V Battery (Not Included) Code Type: Fixed Code Learning and coding method: Press the receiver learning button once until the indicator flashes once, then press the remote control button. Learning is completed. Package List: 1 * Remote Control (Without Battery) 1 * Receiver