SOMMER APERTO TX03-434-4-XP TX02-434-4 Remote Control Opener 434.42mhz Rolling Code Garage Door Command Transmitter Keychain Comaptible with SOMMER 434.42MHz green and orange LED 4014 TX03-434-2 4013 TX02-434-4 4022 TX03-434-2 APERTO 4014 TX02-434-2 4013 TX03-434-4 4022 TX02-434-2 Specifications Item condition - New Third party remote control. Not made by SOMMER Decoder IC - Rolling Code. Frequency - 434.42MHz. Modulation - FSK Operating voltage - CR2032 (Free battery included) Transmit distance - 10-50m in open space. Open space means no any interference. No walls, no doors, no trees or any other obstructions. Interference like garage door or brick wall can reduce remote control range significantly. Include: Remote Control Battery Keychain English Manual Programming The remote control is the same function as your original remote.it should programming with original receiver according to your original Manual when you get it. 1. Locate the Learn / Code Set button on the motor. This is usually under the lamp cover, or on the back of the motor. 2. Press the Learn / Code Set button once, then let go. A light should illuminate. 3. Press the desired transmitter button once, and the light will go out. 4. Press the remote again the the light will flash on the motor and then go out, signifying the remote has been coded. 5. Test the operation of the remote.