Ⅰ. Fully customizable: This automatic door is suitable for chicken coops. The automatic chicken coop door opener is waterproof, durable, can be used in various conditions and has a simple user interface. In addition, the chicken coop door helps ensure that chickens can be raised safely and freely day and night. Ⅱ. Temperature resistance: The automatic chicken coop door is made of ABS+aluminum alloy, resistant to extreme cold. Since the battery is waterproof, it can be stored outdoors in cold or hot climates and will last up to a year. Ⅲ. Automatic on/off: Easy to program buttons. It automatically turns on in the morning and turns off at night. You can configure the timer. This sealed door can be used on snowy, rainy or sunny days. Ⅳ. Temperature range: -26°C to 60°C (-15°F to 140°F). Battery-operated and easy to install, battery life is at least 3 years, works in various conditions. The installation of the chicken door does not require complicated wiring and takes less than 10 minutes. This makes the product safe and easy to use. (Note: This product does not include batteries and must be purchased separately). Ⅴ. With timer and anti-crush protection: This automatic chicken coop door comes sealed in a sealed package. Thanks to the integrated timer setting, your door automatically turns on when the sun rises or sets. Our stable doors are equipped with anti-crush protection! When the built-in sensor detects chickens under the door, the automatic door stops to prevent the chickens from being hurt. Ⅵ. Specifications Material: ABS Color: Black Size: 32.8 cm x 24.3 cm Package List: 1 piece chicken coop door