The Excelerator: Genie's Premium 1 HPc garage door opener is equipped with a proprietary direct screw drive for increased strength, maximum power, ultra- fast speed and unmatched durability, making it the ideal choice to open the heaviest garage doors. Providing safety, security and maintenance-free operation, the DC motor and Direct Screw Drive have fewer moving parts to wear out or break, so you can expect long-lasting performance. Enhanced with soft start and stop control, the DC motor operates smoothly and quietly, an improvement over AC motors. Incorporating a c-channel rail design, the Excelerator allows for flush-mounting capability and a clean appearance. Lighting is bright and conveniently directed to the rear of your garage, where it's needed most.