You can adjust the speed to open the door, 15 - 105 degrees, 0 - 15 degrees, or at 90 degrees. It is suitable for different door

Specifications: 1) Dimensions: 325 x 260 x 40mm2) Function: can adjust the speed to open the door, 15 - 105 degrees, 0 - 15 degrees, or at 90 degrees3) It is suitable for different doors and different width of doorsPacking: Carton