The Genie Chain Drive 750 durable chain drive garage door opener has a DC motor that provides the ultimate combination of reliability and strength. This garage door opener is packed with all of the latest technology at a reasonable price. For extra safety and added convenience, this Genie garage door opener features an integrated battery backup. That battery backup will power the garage door opener when the main power is out. This transition from home power to running on the battery happens instantly when the main power is out making sure you are never locked out. It also has a Genie Sense enabled DC motor that provides unmatched durability, making it the ideal choice to open most 7 ft. high garage doors. The Chain Drive, like all Genie garage door openers, comes equipped with Intellicode rolling code technology that prevents unauthorized persons from opening your garage door. You will also enjoy the added conveniences of a pre-programmed 1 button remote for quicker set-up, and a wall control panel with an independent light button and vacation lock for added security. For added protection, this garage door opener is packed with an extra plug in style surge protector, that provides 900 jules of surge protection.. The Chain Drive garage door opener is supported by our team of US-based technical support representatives available by phone or chat 6 days a week. For use on residential sectional garage doors only