Feature: 1. Suitable for Various Poultry Sizes: The auto chicken house door is suitable for all sizes of chickens and ducks. This reliable accessory provides convenience and ease for the daily management of your poultry. 2. Automatic and Manual Operation: The auto chicken house door offers both timed and manual modes. The timer mode allows you to set specific opening and closing times based on the season, direction, and the routine of your chickens. The manual mode allows for easy control and convenience. 3. Predator Protection: Automatic chicken door with safer and rugged construction effectively protects your chickens and ducks from predators such as weasels. 4. Durable Construction: The chicken house door frame is made of sturdy material, while the door panel is made of durable plastic. This combination ensures a safe and long lasting product that is resistant to rust and paint loss. 5. LED Display Controller: The chicken house door comes with a high definition LED display controller, making it easy and clear to set the opening and closing times. The screen provides clear visibility of the specific door operation schedule. Specification: Item Type: Auto Chicken House DoorMaterial: Iron sheet metal, plasticApplicable Objects: Chicken, ducks, geese Size: Approx. 37x24.7CM/14.6x9.7in, after the door of the chicken house is opened: Approx.28.5x20.5CM/11.2x8.1in Controller Size: Approx. 11.2x10.2x3.5CM/4.4x4x1.4in, including hook height: Approx.11.6CM/4.6in, hook hole inner diameter: Approx.12x11mm/0.2x0.4in Voltage: 100-240V Controller Battery (without battery delivery): AA dry batteries or LR06 alkaline batteries x3 Power Supply: AA batteries or power plug power supply either one of the two options Control Mode: Timing mode and manual modeGross Weight: Approx. 2274g/5lb . Package List: 1 x Power Adapter1 x Chicken Coop Door1 x Controller 10 x Screws 1 x Screwdriver 1 x Instruction Manual Note: Battery usage precautions: 1.Never use rechargeable batteries in the device.2. Do not mix new and used batteries. Always ensure that the battery is inserted with the correct polarity (positive "+" and negative "‑") before inserting it. Batteries should be removed from the device and disposed of safely. 3. Remove the batteries if the device is left unused for a long period of time. The power terminals must not be short circuited.