1.【Yoarmyt Newest Automatic Chicken Door】We have market customer feedback, Improvement: Upgrade the built-in motor system to make the performance more stable and reliable;The sensitivity of the improved optical sensor is higher;Use more advanced PC materials for longer service life!At the same time, it can operate in storms and high temperatures in all sorts of harsh conditions. 2.【Latest light sensor technology】Thanks to the latest light sensor technology, the door of the yoarmyt 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, protect your chicken better! 3.【Waterproof and Durable】The automatic chicken coop door is made of ABS materials, safe and reliable, IPX4 waterproof, heat and cold resistant.Since the battery is sealed, it is ideal for indoor and outdoor use. 4.【Intelligent Energy Saving】Only 3 1.5V standard batteries (EXCLUDED) can be used for 8 months, very energy saving;No complex wiring required, easy to use. 5.【Wide range of applications】Chicken door size 35 × 24 cm, fits almost any size chicken, duck can also easily pass through.We offer a one-year guarantee.If you have any questions, please do not hesitate to contact us.