Usage Tips:Item Type: Chicken coop door controller Material: ABS Weight: Approx. 839g / 29.6oz Product Size: Approx. 12.5x12.5x9cm / 4.9x4.9x3.5in Control Function: Light sensor, timing, remote control Waterproof Rating: IP44 Battery Pack (Excluded): 4 x AA batteries ( it is recommended to use rechargeable batteries so that can be repeated and protect environment) Note: Ordinary AA battery life of about 9 months (depending on what brand of batteries customers use to measure the use of time). Remote Control: 1 x 27A12V battery (excluded) Remote Control Installed 1 Time Battery Use Time: 1 year Whether The Original Setting Time Is Automatically Saved After Power Failure: No Production Object: Chicken, duck, goose1Timer Mode: Timer mode and manual mode are used concurrently. Timer mode is to manually set the time to open and close the chicken coop door according to the season, direction, and the regular in and out time of the captive chickens to achieve a convenient and efficient effect, and also protect your chickens and ducks and other poultry from other predators such as weasels at night. 2High Definition LED Display: The time is clearer and easier to set, and the specific opening and closing times of the coop door can be clearly seen through this display. 3Remote Control Distance Mode: Accessible control distance can reach 50 meters (Note: remote control distance is affected by weather and battery power). 4Light Sensing Door Opening Mode: The chicken coop door opens automatically at dawn with automatic sensing and closes automatically at dark. Suitable for all the right size chickens and ducks. As a chicken coop accessory for your chickens, ducks and other poultry's life 5Protecting Poultry: This automatic chicken coop door controller is safer and sturdier enough to withstand predators and protect poultry. 1 x Controller 1 x Hex Wrench 1 x Screwdriver 8 x Screws 1 x Soft Ruler 1 x Instruction Manual 2 x Remote Control 4 x Pulley 4 x Screws 1 x Rope