Designed for long-term use: chicken coop door openers are designed for long-term use. There are no wires or cables, and the opener is powered by 3 AA batteries (batteries not included). No complicated wiring means low risk of default. In addition, door openers are made of high-quality aluminium with professional paint, which has an average lifespan of more than 3 years. Easy to install and set up: chicken coop door openers come with detailed instructions. You don't need to assemble the door opener, just install it in the correct location. We also provide auxiliary cardboard to our valued customers. Everyone can install our product in 10 minutes. All for your convenience: automatic chicken coop doors is for the convenience of our valued customers. The battery compartment is located on the surface of the drive system, eliminating the need to remove the coop to replace the battery. Multi-mode for multi-scenario use: The new generation of house door openers has three basic modes: light sensor mode and manual mode. Different modes can work together. automatic chicken coop doors fit every scene. Protection program: chicken coop doors have a protection mechanism. If the door hits the chicken, it stops automatically. Don't worry about hurting your cute chick. Protection program: Uoxlife chicken coop doors have a protection mechanism. If the door hits the chicken, it stops automatically. Don't worry about hurting your cute chick. Protection program:chicken coop doors have a protection mechanism. If the door hits the chicken, it stops automatically. Don't worry about hurting your cute chick.