Easy Installation: Installing the automatic door opener takes less than 10 minutes (no complicated wiring or cable routing required). Rainproof Function: The product is designed according to IPX3 level waterproof, which can prevent general rain from entering the machine. Low Power Consumption and Long Standby Time: 3 AA battery compartment (not included), easy to replace, long usage time, no solar chicken coop door. Easy to Use: Easily programmed using buttons. You can freely set the opening and closing of the chicken door according to local time using a 24-hour system. The large LCD screen is easy to see and clear. It opens automatically in the morning and closes automatically in the evening. Anti-Pinch Protection Design: Our chicken coop door adopts an anti-pinch design. When the built-in sensor detects a chicken under the door, the automatic door will stop, preventing the chicken from being injured. The door will remain closed. You don't have to worry about hurting your cute chickens! This product is new, but the packaging is damaged. Please purchase only if you understand.