Features: 1. Durable and lightweight: The chicken coop door frame is made of metal and the door panel is made of plastic, ensuring safety and durability. It is lightweight and easy to use, with no risk of paint loss or rust. 2. Automatic timer mode: Automatic chicken coop door opener can be set in timed mode or manual mode. In timed mode, you can set opening and closing times based on the chicken's season, direction and regular routines, providing convenience and efficiency while protecting your poultry from damage during the night.Manual mode is used to achieve the switching goal by hand pulling and pressing. 3. LED display controller: Equipped with a high-definition LED display controller, the door can be easily set and adjusted using the buttons below. The display screen shows the specific opening and closing times of the coop door. 4. Battery Powered Controller: The automatic chicken coop door controller is powered by batteries, eliminating the need for complex wiring. Simply install the batteries in the correct position for use (batteries not included). 5. Easy to use: Programmable buttons make it easy to set your desired opening and closing times. The door will open automatically in the morning and close in the evening. Suitable for chickens and ducks of all sizes. A high-end accessory for your chicken coop, providing convenience and safety. Specifications: Item Type: Automatic Chicken Coop Door Opener Material: Iron, Plastic Weight: Approx. 2206g/77.8oz Door Opener Size: 37 x 24.7cm/14.6 x 9.7in Door Panel Size: 28.5 x 20.5cm/11.2 x 8 .1 inch Controller size: 11.2 x 10.2 x 3.5 cm/4.4 x 4 x 1. 0.4 in Controller height with hook: 11.6 cm/4.6 in Controller inner diameter hook hole: 12 x 11mm/0.5 x 0.4in Controller battery: 3 x AA dry batteries or LR06 alkaline batteries (both not included) Control mode: automatic mode, manual mode Application: chicken, duck , goose Package List: 1 x Chicken Door 1 x Controller 10 x Screws 1 x Screwdriver 1 x Manual How to use: After power on, simply open the adjustment switch and set the desired opening and closing times. Note: Notes on battery usage: Do not use rechargeable batteries in the device. Do not mix new and old batteries. Before inserting the batteries, make sure they are inserted with the correct polarity (positive + and negative -). Remove the batteries from the device and dispose of them properly. If the device will not be used for a long period of time, remove the batteries. Do not short-circuit the battery terminals.