【Solar Powered & USB Charging】: The automatic chicken coop door has a built-in 2000mAh battery, a large solar panel, and a Type-C cable, which can be powered by solar energy or charged using Type-C. Ensures continuous work in any environment. Solar energy saves money and is environmentally friendly. Battery power alone tends to burn out easily and requires frequent replacement. 【Timer & Light Sensor】: 4 modes available, allowing customizable operation using a timer + light sensor. Set the timer from 0 to 24 hours; The light sensitivity value > 60 is the default for daytime, while the light sensitivity value 【Remote and Manual Control】: The automatic chicken door supports up to 15 meters of remote control distance, as well as manual settings on the chicken door panel, providing great flexibility and convenience. Even in cold weather, you can control it remotely from your door. And please note that when using the remote control for the first time, open the battery cover on the back to remove the power blocking strip inside. 【Anti-pinch Function】: With the safety of poultry in mind, we designed the anti-pinch function. If the door detects a poultry when closing, it will rise 3 cm and remain stationary for 10 seconds before closing. Keep your poultry safe. 【Alert System】：Designed with an alert system, if 3 abnormal door closings occur, a continuous red light and an audible alarm will sound until the door is properly closed. Additionally, if a predator forces the closed door open, a flashing red light and alarm will activate to scare the predator away or warn you of an abnormal situation in your coop. 【Large LED Display】：Equipped with a large LED display to ensure optimal visibility, it allows you to easily and accurately view the working status of the automatic chicken coop door, including battery level, time, and light sensor value, giving you a more satisfying user experience. 【Works in Extreme Weather】IP45 waterproof can work well in rain, snow, and dust from -26°C to 60°C (-15°F to 140°F). Made of high-quality aluminum and alloy steel, durable and not easy to bend, so you can use it safely for years. Durable Aluminum Alloy Construction: Our solar chicken coop door is made of high-quality aluminum alloy and ABS to ensure durability, water resistance and corrosion resistance to withstand all kinds of weather and harsh environments.