- [Compatibility]Attention:Not support dip switch garage door openers! Works only for 1993-current Liftmaster/Chamberlain/Sears Craftsman garage door openers with a Yellow, Purple,Red/Orange, Green Learn buttons.Replacement for 891LM, 893LM, 371LM, 372LM, 373LM, 971LM, 972LM,973LM,81LM, 83LM,950CD, 953CD,950CB,953CB,139.53753, 41A6127-1, HBW2028,139.53681, 139.53680, 41A7633,139.30498,CMXZDCG453,893MAX, 895MAX,890MAX, G953EV-P2 Remote.
- 240MAH large capacity lithium battery.100,000+ rigorous tests.North American FCC certification.
- The third generation of intelligent low-power chips, new architecture, more comprehensive compatibility.Security 2.0+ rolling code technology,working range over 164 feet.
- ABS alloy material, strong and fall-resistant.Ergonomic design, comfortable to use.
- Easy to pair with garage door opener.Factory direct sales,Easy to carry, (mounted on the car sun visor)
- [Tech Support] The product has a 3-years warranty. 24 hours amazon online tech support.