Latest automatic chicken coop door: we have feedback from customers in the market, improvement: update the integrated motor system to make the performance more stable and reliable; The sensitivity of the upgraded optical sensor is higher; Use more advanced PC materials for greater durability! At the same time, it can work in storms and high temperatures, in all kinds of harsh conditions. Latest light sensor technology: thanks to the latest light sensor technology, the chicken coop door automatically opens at sunrise and closes at dusk. The performance is very reliable. The whole process opens and closes automatically without human intervention. To save more time every day, better protect your chickens! Waterproof and durable: The automatic chicken coop door is made of ABS material, safe and reliable, IPX4 waterproof, heat and cold resistant. Because the battery is sealed, it is ideal for indoor and outdoor use. Smart energy saving: only 3 1.5v ordinary batteries (excluded) can be used for 8 months, very energy-saving; No need for complicated wiring, easy to use. Wide range of applications: chicken door size 35×24cm, can fit almost all sizes of chicken, duck can also pass through easily.