Feature: 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 concerns of paint loss or rust. 2. Automatic Timer Mode: The chicken coop door can be set in timed mode or manual mode. In the timed mode, you can set the opening and closing times based on the season, direction, and the chicken's regular routines, providing convenience and efficiency while protecting your poultry from harm during the night. 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 to use (batteries not included). 5. Easy to Use: Programmable buttons make it easy to set the desired opening and closing times. The door will automatically open in the morning and close at night. Suitable for chickens and ducks of all sizes. A premium accessory for your poultry coop, bringing convenience and keeping them safe. Specification: Item Type: Automatic chicken coop door opener Material: Iron, plastic Weight: Approx. 2206g / 77.8oz Door Opener Size: 37x24.7cm / 14.6x9.7in Door Panel Size: 28.5x20.5cm / 11.2x8.1in Controller Size: 11.2x10.2x3.5cm / 4.4x4x1.4in Controller Height with hook: 11.6cm / 4.6in Hook Hole Inner Diameter: 12x11mm / 0.5x0.4in Controller Battery: AA dry battery or LR06 alkaline battery x 3 (both not included) Control Mode: Auto mode, manual mode Application: Chicken, duck, goose. Package List: 1 x Chicken Door1 x Controller10 x Screw1 x Screwdriver1 x Manual Note: Battery Usage Notes:1. Do not use rechargeable batteries in the device.2. 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.3. If the device is left unused for a long period of time, remove the batteries. Do not short circuit the battery terminals.