This automatic chicken coop door has a light sensor for automatic operation, is waterproof and made of durable PP plastic, and can withstand high/low temperatures. With a size of 35 x 24 cm, it is suitable for most chickens and ducks. Easy to use powered by 3 AA batteries (not included). Features 1. Light sensor: you can use the light sensor or With the light sensor technology, the chicken coop door works by itself at sunrise and goes back down at dusk. 2. Waterproof and durable: the automatic chicken coop door is made of PP plastic, is IP44 waterproof, high and low temperature resistant. As the battery is in a waterproof case, it is very suitable for indoor or outdoor use. 3. Automatic chicken coop door: the size of the chicken door is 13.7 x 9.4 inch/35 x 24 cm, which is suitable for almost any chicken size and ducks can easily pass through. 4. High and low temperature resistance: the automatic chicken coop can withstand high and low temperatures as well as the battery. Since the battery is in a waterproof case, it can be used outdoors in cold or hot weather. 5. Easy to use: this automatic chicken door is powered by 3 AA batteries (not included). No complicated wiring, easy operation and convenient operation. Specification Material: PP Color: Brown, Green, Red Size: 35 x 24 x 4 cm Weight: 400 g Pattern: Without Label, With Label Battery: 3 AA battery(Not Include) Waterproof: IP44 Package Include: 1 Chicken Coop Door