[ An automatic chicken door]also known as an auto chicken coop door or automatic coop door, is a device that automatically opens and closes the door to a chicken coop. The of this device is to for the of the chickens, as well as added security and protection for the chickens themselves.[ Use Design] Automatic chicken coop door is made of high-quality aluminum alloy, it is strong and durable is strong enough to effectively prevent the invasion of predators such as possums, coyotes, and , and protect your chicken from predators [ Multiple Modes] automatic chicken coop door supports Automatic mode and manual mode,LCD screen design, for straight forward setting and adjustment, that takes the work out of setting up the open\/ door [ Work In Extreme Weather] The IPX3 weather-proof casing of the automatic coop door and the control panel ensures the electronics, motor, and gear are safe from the . The door has been tested to work during rainy weather, snow, cloudy as well as extreme cold temperature as cold as -15F[ Anti-pinch Safety Protection] chicken coop door has an anti-pinch design When the built-in sensor detects the chicken is under the door, the automatic door will stop and reverse to prevent it from harm. Your cute chick 't be frightened by the low-noise door, and it can run safely in the at ease[ Easy Instllation and Applicable Size] using 3 x AA batteries (not included) chicken coop door comes with detailed using manual, the plug and play design allows you to install it on the chicken coop quickly. The size of the automatic chicken door coop is 12.9inch x 9.6inch and the inner door is 9.84inch x 8.27inch It can be used in backyards and farms, it is suitable for most poultry such.Colour:blackMaterial:ABS+aluminum alloySize:244mm x 328mm x 50mmPackage Contents:1X Automatic Chicken Coop Door(3 x AA batteries not included)1X Screws and screwdriver kit1X English ManualOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.