Feature 1、Durable And Rustproof: The door frame of the chicken cage door is iron sheet metal, and door panel is aluminum alloy, which is safe and durable, light in weight, easy to use, not easy to lose paint and rust. 2、3 Mode: Time mode can set the time to open and close the chicken coop door according to the season, direction, and the regular entry and exit time of captive chickens. Light sensor mode is that the chicken coop door opens automatically at dawn, automatic induction. Remote control mode is barrier free control distance up to 16 meters. 3、LED Display: With a HD LED display controller, the time setting is clear and easy, and the specific opening and closing time of the chicken house can be clearly seen through the display. 4、Easy To Use And Install: Easy to program buttons. Automatically turn on in the morning and off in the evening. Achieve convenient and efficient results. Just install the battery in the right place to use. 5、Safe: Suitable for chickens and ducks. As a chicken coop accessory, safer and stronger enough to ward off predators and keep poultry safe. Power supply does not require complicated wiring, just install the battery in the right place to use. (Shipped without batteries) Item Type: Automatic Chicken Coop Door Material: Iron Sheet Metal, Aluminium Alloy Weight: Approx. 1410g / 49.7oz Applicable Object: Chicken, Duck, Goose Color: Blue Coop Door Size: Approx. 35x24.3cm / 13.8x9.6in Coop Door Open Size: Approx. 25x20cm / 9.8x7.9in Chicken Coop Door Battery (Without Battery): AA Dry Battery Or 3 x LR06 Alkaline Model Battery Remote Control Battery (Without Battery): 1 x Button Battery, CR2025 Model Control Function: Light Sense, Timing, Remote Control Remarks: Screwdriver Style Is Random Package List 1 x Chicken Coop Door 10 x Screw 1 x Screwdriver 1 x Manual 1 x Remote Control Note 1. Do not use rechargeable batteries in the device. 2. Do not mix new and old batteries. Ensure proper polarity (positive + and negative ‑) when inserting the batteries. Remove the batteries from the device and dispose of them safely. 3. If the device will be idle for an extended period, remove the batteries. Do not short circuit the power terminals. 4. In remote control operation, obstacles or large objects may interfere with the sensor's functionality. 5. The light sensor requires natural daylight to function correctly. It can only be used for opening doors. The light sensor should not be relied upon to close the door early, as this may affect the movement of the flock. For closing the door, use the timed function only.