【LONG WORKING LIFE】- Built-in 2000mAh rechargeable battery, solar powered, no wiring needed, energy-saving and environment-friendly. The working time of the battery after being fully charged can reach up to 12-15 days, depending on the usage situation. 【SMART ANTI-PINCH】- The chicken coop door is made of high-quality ABS material, which is durable and has a long service life. The door is equipped with a unique anti-pinch mechanism, which can effectively prevent the fingers of predators from being pinched, ensuring the safety of your chickens. 【MANUAL REMOTE CONTROL】- The chicken coop door is equipped with a manual remote control, which can be operated from a distance of up to 10 meters. You can easily open or close the door to feed your chickens or clean the chicken coop. 【MULTIPLE MODES】- The chicken coop door has 4 different modes: manual mode, solar mode, light mode and timer mode. You can choose the mode that suits your needs best to ensure the safety and comfort of your chickens.