Universal Garage Door Receiver 433MHZ 433.92MHZ Rolling Code Fixed Code Receiver Switch Specifications: 1.Automatic barrier 2. Garage doors 3. Electronic gates 4. Electrical appliances/Home automation i.e. lights Easy to use, the 2 channel receiver system lets you take control of your gate, barrier, home and garage door Number of channels: 2 Reception frequency: 433,92 MHz 433MHz Working temperature :-40- + 80 Power supply: DC 12V-24V Built in Aerial antenna : Reception range 70-100m One receiver can work with 100 codes Products advantage: 1) Can learn Fixed and Rolling code 433,92Mhz remote controls separately and simultaneously !!! 2) Can learn and use most Original 433,92Mhz Fixed and Rolling code remote controls !!! 3) 2 channel receiver provides you with an option to control and use 2 gate automations or alarm systems simultaneously 4) Very low price.Good quality. 5)Shipped within 18 hours of the working day. PROGRAMMING: Momentary working model: 1.Learning transmitters codes: Press learn 1 or learn 2 for 1 second, the learn_led light, then, press the button which you choose on the transmitter till the learn_led flash and go out, the transmitters code has been stored. Repeat the above steps for other transmitters. 2.Erasing transmitters codes: Press learn 1 or learn2 and hold on to make the learn_led light till go out, all codes of transmitters which had been stored are erased. ANT - Receiver Antenna CH1 - Relay Output 1 CH2 - Relay Output 2 V+ - Voltage + GND - Ground Include 10xReceiver 1xEnglish manual