Feature[Light design] The ultimate automatic door for every chicken breederThis automatic chicken house door opener will surprise you with its waterproof function, sturdy design, light sensor, simple user interface and most importantly light sensor to make you feel free to range at night and during the day.[Easy to use]-It takes no more than 10 minutes to install the door (no complicated wiring or wiring required). Easy installation. It turns on automatically in the morning and turns off automatically at night. [Battery powered] At least 3 years of battery life can be used under all conditions,need 3 AA batteriesno included[Rugged and durable] Suitable for extreme weather-waterproof; will work in -15F to 140F (-26C to 60C) snow, rain and Dusts, and withstand high and low temperatures.[Easy to operate] means that your door will work on its own when the sun rises and close when the sun goes down.Description:material: plasticColor: brownFunction: Automatic Chicken Coop DoorSize: 35*24cm/13.8*9.45inBatteries: need 3 AA batteriesno includedProducts include:1PCS Chicken Coop Doorno included batteries