Features： 1、 Material: Chicken cage door frame is made of sheet metal, door plate is aluminum alloy, safe and durable, light weight, easy to use, not easy to lose paint, no need to worry about rust and other problems. 2、Timer Mode and Manual Mode: Timer mode can set the time of opening and closing the coop door according to the season, direction, and the regular time of entering and leaving the coop door of the captive chickens, so as to achieve the convenient and efficient effect. The manual mode is to switch the door by pulling and pressing by hand. 3、Equipped with HD LED Display: The time setting is clear and easy through the button at the bottom, and the specific opening and closing time of the coop can be clearly seen through the display. 4、Convenient to Use: Easy to program buttons to automatically open in the morning and close at night, safe and sturdy enough to resist large animals and protect poultry. 5、Easy to Install: The battery for the automatic coop door does not require complicated wiring, just install the battery in the right place to use. (Shipped without batteries) 6、Applications: Suitable for all size chickens and ducks. As a chicken coop accessories, can bring convenience for your chickens, ducks and other poultry. Specification： Item Type: Automatic Chicken Coop Door Material: Iron sheet metal, aluminum alloy Weight: Approx. 1344g/47.4oz Product Size: Approx. 35.3x24.3cm/13.9x9.6in Size After Door Opening: Approx. 25x20cm/9.8x7.9in Category: Smart device Applicable Poultry: chicken, duck, goose Battery: AA dry battery or LR06 alkaline battery x 3 (shipped without battery) Package List： 1 x Automatic Chicken Coop Door 8 x Screws 1 x Screwdriver 1 x Specification