Main material: ABS+aluminum alloy Waterproof level: IPX3 Power supply: 3 x AA Product selling points: 1, Easy to install: The automatic door opener takes no more than 10 minutes to install (no complicated wiring is required). 2, STURDY AND DURABLE: The automatic chicken coop door is made of high-quality aluminum alloy with professional painting. The chicken coop door is sturdy and durable for long-term use. It can effectively prevent the invasion of natural enemies, such as property, coyotes and foxes, thus protecting your chickens from natural enemies. 3, EASY TO USE: Easy to program using the buttons. You can freely set the opening and closing time of the chicken coop door according to the local time through the 24-hour system. It will open automatically in the morning and close automatically in the evening. 4、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 to