Stinger 390LMD21V garage door opener visor sized remote is a 9 dip switch, 390 MHz remote that is compatible with LiftMaster.
- 9 dip switch style LIFTMASTER, sears craftsman 390mhz only remote. Covers chamberlain brand dip switch style remotes from 1984 to 1993
- Operates with LiftMaster receivers and transmitters
- Test/operate LED
- Visor clip included
- Blue case
- Power: Long-life 12 V battery
- Frequency: 390 MHz