Features： 1、Material: Door frame is sheet metal, door plate is plastic, safe, durable, light weight, easy to use, not easy to lose paint, no need to worry about rust and other problems 2、Timing Mode: Combination of timer mode and manual mode. The timer mode is to manually set the time to open and close the coop door according to the season, direction and regular entry and exit time of captive chickens. Easy to program buttons. It opens automatically in the morning and closes automatically at night 3、Remote Control Mode: The barrier free control distance can reach 16 meters. Light mode is automatically open and closed at dawn or dusk, automatic sensing 4、LED Display Screen: Through the button at the bottom to make the time setting clear and easy, through the display can clearly see the specific opening and closing time of the coop door. Make time setting clear and easy with buttons 5、Widely Used: Light sense, timing, remote control 3 in 1 automatic chicken coop door opener, suitable for all suitable sized chickens and ducks. As a chicken coop accessories, battery power, does not require complicated wiring, just install the battery in the correct location and use it Specification： Item Type: Automatic Chicken Coop Door Material: Iron Sheet Metal, Plastic Weight: Approx. 2296g / 81oz Category: Intelligent Curtain Equipment Applicable Object: Chicken, Duck, Goose Coop Door Size: Approx. 37.3x24.7cm / 14.7x9.7in Chicken Coop Door Open Size: Approx. 28.5x20.5cm / 11.2x8.1in Controller Size: Approx. 11.2x10.2x3.5cm / 4.4x4.0x1.4in Including Hook Height: 11.6cm / 4.6in Hook Hole Diameter: Approx. 12x11mm / 0.5x0.4in Controller Battery (Delivered Without Battery) : AA Dry Battery or LR06 Alkaline Model Battery x 3 Remote Control Battery (Delivered Without Battery) : Button Batteryz x 1, CR2025 Models Power Supply Mode: AA Battery or Power Plug Power Supply Control Function: Light Sense, Timing, Remote Control Package List： 1 x Remote Control 1 x Automatic Chicken Coop Door 1 x Controller 10 x Screws 1 x Screwdriver 1 x Specification 1 x Adapter