Experience power and reliability with this long-lasting Genie Chain Drive 550 garage door opener. Dependable, reliable and durable: the Chain Drive 550 garage door opener is an affordable option with superior design and performance. Its compact design makes installation quick and easy with an included instruction sheet or YouTube install DIY video. You can count on getting years of service this low-maintenance, easy-to-install chain drive garage opener. The strong Genie DC motor, suitable for residential sectional garage doors up to 7 foot high and 350 pounds in weight. For garage door that are 8 foot high, an extension kit is required (sold separately). You can expect smoother door travel and easier installation than most garage door openers at this price. This Genie Chain Drive 550 is upgradeable with available options such as a wireless wall console, Wifi, and additional remotes. Safety features include the Safe- T -Beam garage door safety sensors and GenieSense diagnostic technology. The Safe- T -Beam system helps prevent accidents with an infrared beam of light across door the door opening that once broken the door automatically reverses to the open position. The Chain Drive 550 garage door opener is also equipped with Genie’s Intellicode rolling code technology that prevents unauthorized persons from opening your garage door by automatically changing the access code every time you use it. The lighting system on the garage door opener is made for a super bright Genie LED light bulbs but any compact fluorescent or incandescent bulbs will also work in the Genie Chain Drive 550 garage door opener. The shape of the garage door has an innovative design that casts light ins all directions illuminating your entire garage. This garage door opener also includes multiple accessories and has the optional upgrade to the Aladdin Connect Wi-Fi enabled smartphone garage door controller (sold separately). The Genie Chain Drive 550 is the perfect way to get peace of mind and convenience in a garage door opener at a surprisingly low price.