The Genie 6070H is a 24V DC wall-mount garage door operator rated for doors up to 850 pounds. It mounts on the wall next to the door instead of on the ceiling, which frees up overhead space and cuts down on rail vibration. Handles standard, high lift up to 84 inches, full vertical, and low headroom setups with inside hookup. Max door height is 14 feet, max width 18 feet. Weighs 27.5 lbs. If you are dealing with a heavy residential door or a light commercial setup and want to get the rail off the ceiling, This item is a solid unit for that.