Challenger 390 Transmitter
Product Description
Replaces Genie (except Intelicode), Sears,
Chamberlain and Liftmaster (except
Security + and Billion Code) Transmitters
The Challenger 390 Transmitter makes it possible to operate a single or group of remotely controlled devices such as a garage door opener, with a single transmitter. Programming the Challenger 390 is done by simply: 1. Put the transmitter in program mode. 2. Select the button you wish to use. 3. Enter your 9 or 12 digit code.
The Challenger 390 Transmitter makes it possible to operate a single or group of remotely controlled devices such as a garage door opener, with a single transmitter. Programming the Challenger 390 is done by simply: 1. Put the transmitter in program mode. 2. Select the button you wish to use. 3. Enter your 9 or 12 digit code.
