Latest Automatic Chicken Doorwe have market customer feedback, 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 operate in storms and high temperatures, in all kinds of harsh conditions. Latest Light Sensor TechnologyThanks to the latest light sensor technology, the door of the chicken coop 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 chicken! Waterproof and DurableThe automatic chicken coop door is made of ABS materials, safe and reliable, ipx4 waterproof, heat and cold resistant . As the battery is sealed, it is ideal for indoor and outdoor use. Smart Power Saving only 3 1.5v Common Battery (EXCLUDED) can be used for 8 months, very Energy Saving; No need for complex wiring, easy to operate. Wide Scope of Applicationchicken door size 3524cm, can fit almost any size chicken, duck can also pass easily.