Electric Roller Door Opener Reliable Motor Drive with Remote Control and Manual Release Handle Electric Roller Door Opener Specifications: Input voltage: 110V AC, 80W Motor voltage: 24V DC Rated door area: 161.46sq.ft Maximum door size: 16.4ft * 16.4ft (W*H) / total 269.1sq.ft Temperature: -4°F – 158°C RF frequency: 433 MHZ Battery voltage: 12 Volts 27A Pulling force: 250N Maximum door height: 16.4ft Max control distance: 164ft Speed: no-load 50 turn Motor winding wire material: copper wire Overload protection type / parameter: 33.07lb Noise: 55 DB The longest single operation time: 40,000 times LED: indicated light Read more Package Content: 1 X Motor 1 X Control Box Package weight: 6.5kg Package size: 40 * 37 * 27cm Note: The Product is Suitable for rolling doors, up to 5 meters wide, up to 3 meters total height up to 12 square meters. Feature: Reliable and long-lasting Powerful rolling door opener Can power doors up to 269.1sq.ft Premium LED Festoon courtesy light Obstruction detection Equipped with a manual release handle CE certification;LED Light Courtesy Right and left side installation,Manual release in case of power failure Automatic closing programming,Automatic safety reverses when obstructed Easy installation,Quiet and smooth operation Photo-beam/ Safety sensor are available (optional) Backup battery function is available (optional) Access Control is available (optional) Read more Read more