Features: The receiver is a learning code wireless remote control switch easy to match the transmitter, and its output mode or operating mode can be altered in accordance with users' preference. Equipped with 4 relays, which can rotate or reverse the device to achieve turn-on or turn-off function. Small size, stable and reliable performance and high receiving sensitivity. A wide application range from simple household remote controller to automatic controllers such as car door, car window, lifting equipment, access control, up and down controller, alarm system industrial control, security system, and etc. Especially designed to control various electric equipments via wireless signal. Quite easy method of setting up and using. Compatible with 2262/2260/1527/2240 chips and multi-code wireless remote control, thus is able to satisfy different users' needs. Instructions: 1. Press the learning code, the indicator flashes, loosen your finger, press any button of the remote control, the indicator flashes 2 times and off, it means you learn it successfully . 2. It can learn more than 12pcs 2262 or 1527 chip with the different code wireless remote control. 3. Remove/Clean: press the learning button about 8 seconds, the indicator turns on and off, it means the information that you keep have been removed successfully. Output Working Way: 1. Self-lock----connect JP1 with the cutting-out cap. 2. Jog---the cutting-out cap is non-occupied, JP1 and JP2 do not connect. 3. Inter-lock----connect the JP2 with the cutting-out cap. Jog----press one button is ON, loosen your finger on the same button is OFF (one channel switch and one button's remote control are needed). Self-lock----press one button for one time is ON, press the same button again is OFF (one channel switch and one button's remote control are needed). Inter-lock----press one button is ON, press another button is OFF (one channel switch and one button's remote controls are needed). Specifications: Condition: 100% Brand New Material: Plastic and metal Voltage: DC 12V Channel: 4 channels Frequency: 433MHZ Receiver Current(stationary): Less than 6mA Operating Temperature: -4~80℃ Sensitivity: >-105dBm Type of Output Voltage: DC or AC Size: Approx. 72*52*26mm/2.8*2.0*1.0in Transmitter Remote Control Distance: 100m Operating Current Capacity: 13mah Code Type: Fixed code/learning code Size: Approx. 58*39*14mm/2.3*1.5*0.6in Package Weight: Approx. 91g/3.2oz Package List: 1 * Transmitter 1 * Receiver (with cover)