Automatic Chicken Coop Door: The Ultimate Automatic Door for All Chicken Keepers This automatic chicken coop door opener has a waterproof function, a sturdy and durable design, a light sensor, a simple user interface, and the light sensor Easy to use: Easy-to-program buttons. The door uses light-sensing technology to operate on its own, raising in the morning and lowering when there is no light. light. Battery Powered: This chicken opener is securely packaged and does not require an exhaust. Use 3 AA batteries (not included). At least 1 year of lifespan, can work in all conditions (you can replace them in 3 minutes, no solar battery required). Suitable for extreme weather conditions: The automatic chicken coop door can withstand high and low temperatures and can work in snow, rain, and dust from -15 F to 140 F (-26 C to 60 C). Because the battery is installed in a waterproof case, it can be used for a year, whether outdoors or in cold weather. Automatic torque opening with timer: When closed, the built-in sensor can detect if there are obstacles under the door to avoid damaging the chicken. Protect chickens from predators. With it, your hen is protected and you can enjoy fresh eggs in the morning.