Item Type: Chicken coop door controller_x000D_Material: ABS_x000D_Weight: Approx. 839g / 29.6oz_x000D_Product Size: Approx. 12.5x12.5x9cm / 4.9x4.9x3.5in_x000D_Control Function: Light sensor, timing, remote control_x000D_Waterproof Rating: IP44_x000D_Battery Pack (Excluded): 4 x AA batteries ( it is recommended to use rechargeable batteries so that can be repeated and protect environment)_x000D_Note: Ordinary AA battery life of about 9 months (depending on what brand of batteries customers use to measure the use of time)._x000D_Remote Control: 1 x 27A12V battery (excluded)_x000D_Remote Control Installed 1 Time Battery Use Time: 1 year_x000D_Whether The Original Setting Time Is Automatically Saved After Power Failure: No_x000D_Production Object: Chicken, duck, goose 1Timer 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 1. New batteries and old batteries should not be mixed. Always make sure the batteries are inserted with the correct polarity before inserting them. Batteries should be removed from the device and disposed of safely._x000D_2. If the device is left idle for a long time, the battery should be removed. Power terminals must not be short circuited._x000D_3. In remote control, the induction is affected if the obstacle object is too large.