Liftmaster 33lm remote
The lift master 33 lm garage door opener remote will not work on openers or remotes that end with a "C" used in Canada operating on 315Mhz.
Features & Specifications
- Activates up to three one channel radio receivers or one 423LM 3-channel receiver.
- Red LED light indicates battery strength.
- Color coded buttons for easy identification.
- Visor clip included.
- Power: 12 volt battery included
- Frequency: 390 MHz
- Codes: 9-trinary DIP switch's with 19,683 combinations
- Dimensions: 3.5 x 1.6 x 0.6 inches
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