WITH LIGHT SENSOR: : The ultimate automatic chicken coop door for every chicken breeder! The chicken coop door with light sensing system can open the door at dawn and close at dusk through the change of sunlight Design for Long Term Use: : This automatic chicken coop door comes with a light sensing mode, the light sensor of auto chicken coop door openercan open the door at dawn and close the door at dusk by sensing changes in sunlight, ensuring your chickens are protected at night from preventing your chickens attacked by other animal. Easy to Install and Set: : All-In-One Design, Automatic Chicken Coop Door comes with detailed instructions to that you install your chicken coop door within 10 mins (You 't have to assemble the door opener).Kind Tips: In order to make the chicken coop door work better, do not twist the screws too tightly during the installation process WATERPROOF & DURABLE: : The automatic chicken door opener adopts a waterproof control box, which can work stably even in extreme weather. The chicken coop door is made of high quality plastic, durable, not easy to bend, suitable for all kinds of weather, and can be used safely for a long time. It can work in snow, rain and dust in temperatures from -15f to 140f (-26c to 60c) Indoor & Outdoor Coop Opener: : The automatic chicken coop door can be widely used outdoors and indoor. It will protect your standard size chickens and ducks from predators. Color: Blue & Orange Yellow Material: plastic Package Contents: 1 x Automatic Chicken Coop Door Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.