Product Name: Lightweight Automatic Self-Closing Spring Door Package Contains: It has 1 Piece of Self-Closing Spring Door Material - PVC/Aluminium Combo/Pack of : Pack of 1 Weight: 400gm Additional Information: Door and door frame should be on the same plane and within 5 cm/1.97".80-130cm(31.4"-51.1"), Door open range? 180�