Open Style:Slition:Interior Surface Finishing:Finished Type:Slrs Door Material:Aluminum Alloy Sle:Dual Single Opening Installation Mode:Surface Mounting Type Leaf Weight:Below 120kg *2 , Below 150kg *1 Motor:420mm 2100mm Door Open Speed1:15-46cm s(Adjustable) Door Close Speed:13-46cm s(Adjustable) Door Open Speed2:0-8s(Adjustable) Manual Thrust: