LiftMaster 83650 with Wi-Fi Chain Drive

Features:

1/2 HP motor with industrial-strength full-chain and one-piece solid T-rail for lasting performance.
Lifetime limited warranty on motor.
1-Year limited warranty on all parts and radio controls.
Security+ 2.0 Remote Control- Rolling code technology that prevents unauthorized entry by changing the radio code each time the door is used.
882LMW Multi-Function Control Panel enables you to turn lights on and off from inside the garage.
(2) 893LM 3-button transmitters.
(1) 877LM keyless wireless entry.
Dual Lights with lens cover.
Manufactured with built in MyQ technology which enables you to connect to the internet to operate your door from a smart phone, tablet, or computer.