Specification: Power supply: AC110V Rated motor power:550W Max. Loading weight:1200KG Travel speed:12m/min Output speed:50r/min ±10% Output Torque:16.8-32.0 N. IP Degree:IP55 One complete set includes: Opener Mounting metal plate 4m nylon rack 2 remote controls 2 release keys Mounting accessories. 3000lbs Electric Sliding Gate Opener Auto Motor Hardware Remote + Racks 1200KG.Output Torque:16.8-32.0 N. Feedback is very important to us. It is impossible to address issues if we do not know about them! Faction is our ultimate goal. We work hard to earn your trust and future business. A If you receive a defective item, you may return it or ask for a discount. Due to time zones, our reply to your questions may not be immediately. If it's non-workdays, please kindly be patient and wait till Monday. Opener, Mounting metal plate, 4m nylon rack, 2 remote controls, 2 release keys.