PUNCH-FREE AUTOMATIC SENSOR DOOR CLOSER.

Description :- When studying and working, avoid repeatedly getting up and opening the door to improve the efficiency of study and work; it can prevent mosquitoes and flies from entering the room, and mice will not have the opportunity to enter the room to steal things, which can prevent kitchen fumes from entering the living room, which is effective Isolate the moisture and stale air from the bathroom; when you turn on the air conditioner, the hot and cold air will not leak too much, thus reducing the electricity bill and saving worry and trouble.  Multifunctional automatic door closer, automatically close all doors.