REMOTE CONTROL---The garage door opener is equipped with 2 remote controls (batteries not included), the control distance can be up to 164 feet, you can easily control the garage door from your car without getting out of the car Multi-Scenario Use---Support three control methods to meet non-stop use scenarios. It also supports connection with batteries for power supply in case of utility power failure or unexpected situations MORE UPGRADED QUALITY---unlike other old models, we have upgraded the motor to make the program more stable, and at the same time larger to extend the service life of the machine WIDE COMPATIBILITY---Electric roll-up door opener is suitable for most roll-up doors, such as garage doors, barn doors, warehouse doors, shopping mall roll-up doors and other steel roll-up doors (Note: not applicable to flap garage doors and wall-mounted garage doors) POWER---Maximum lifting force: 800N, suitable for rolling doors up to 19.7 feet, 242 square feet and 265LBS, while achieving low noise and stable operation POWERFUL ROLLING DOOR OPENER MAIN FEATURES: Automatic safety reversing system: to ensure the safety of use, the door is automatically reversed in case of obstruction. Soft start/soft stop: smooth operation, reduce noise and vibration. Automatic courtesy: Intelligent sensing, automatically avoid obstacles. Electronic Power Stabilizer: Stabilizes current and extends motor life. Permanently lubricated motor: low vibration and quiet for long term reliable use. SCOPE OF APPLICATION: For single/double roller garage doors up to 22m². INSTALLATION RECOMMENDATIONS: MINIMUM MOUNTING FRAME SIZE: Approx. 3.34 inches from door edge to inside of bracket and 5.3 inches to both side brackets. Recommended Frame Size: greater than 4.3 inches from edge of door to inside of bracket and greater than 63 inches to both side brackets. TECHNICAL SPECIFICATIONS: Input Voltage: 220-240V Maximum Lifting Force: 800 Newton Maximum opening area: 82 square feet Maximum Rolling Height: 16 feet Maximum door weight: 265 lbs Maximum Control Distance: 164 feet LED Indicator: Indicates operating status for enhanced ease of use. Product weight: 13 lbs. Make your door operation safer and smarter by choosing one of our rolling door openers! Buy now and enjoy the convenience of opening your doors with ease!