1.With UPS and solar interface. 2.With DC12V electric lock interface. 3.Soft start and soft stop low speed running. 4.Super aluminium alloy,beautiful and durable. 5.Automatic reverse or stop when meeting obstructions. 6.You can set auto close time, and choose single leaf open function. 7.Built-in patented mechanical lock, to realize auto lock during closing. 8.Adopt newly gearbox design, running more quietly and smoothly. One button remote control to control door open,close and stop. 9.With safety photocell beam sensor protection, alarm lamp indicating door open and close,emergency release key when power failure.