External control or remote control. Optional magnetic switch or mechanical switch. Since the choice of configuration: infrared, warning lights, external receiver.Soft start to ensure a smooth start and smooth operation of the motor Specificaitons: Rack Material:cold rolled steel Color: silver Fit for:sliding door Shape:rack Tooth Width:8mm Tooth height:10mm Length:about 1M Surface hardness:hard Module:4 Tooth position:external Motor Power supply voltage: AC 220V±10% 50-60Hz Motor power: 370W Motor speed: 1400 revolutions/minute Opening speed: 10-12 meters/minute Output torque: > 20N. M Limit switch: magnetic or spring Base: Aluminum Alloy Working environment temperature: -30 °C + 60 °C Note:please allow 12cm error due to manual meausrement. Package Included: Rack: 1x Auto Motor rack 3 kit of screw Motor: 1x motor 2x remote control 1x fixed bracket 2x bracket 1 kit of screw 2x keys 2x magnets. The item "Heavy Duty Electric Sliding Gate Opener 1M Rail Automatic Motor Remote Control" is in sale since Tuesday, January 1, 2019. This item is in the category "Home & Garden\Home Improvement\Building & Hardware\Garage Doors & Openers\Opener Systems". The seller is "nuflower2009" and is located in HK. This item can be shipped worldwide.