Multiple Power Supply Options - Life Basis automatic chicken coop door can be powered by SOLAR PANEL ( Included ), POWER ADAPTOR ( Included ), 2 AA BATTERY (excluded), you can choose the power supply according to your needs. No need to worry about power outages or difficulty in obtaining electricity. (Note: The red light flashes when there is no power.)Multi-Mode Use - 4 open door modes: Timer Switch Mode (The door opening/closing time can be set by the programmable timer); Light-sensor Mode (Automatically turns on at sunrise), Remote Control Mode (Control to open or close the door at any time), Manual Switch Mode (Open and close the door via a button on the solar panel). By different modes combines can be opened or closed at any time.Intelligent Design - Settable the chicken door opening size, setting the "Motor Time" to adjust the height of the open door. Motor time≥10s, the door will full open of 9.8 inches (25cm), motor time＜10s, the door partially open. The default time is 10s. You can adjust the right size of door opening for any size of chicken and duck.Works In Extreme Weather - The solar powered chicken coop door made of professionally high-quality aluminum alloy material is strong enough to effective protection for your chickens from predators, and is waterproof and durable enough to work in snow, rain and dust from -15°F to 140°F (-26°C to 60°C), very suitable for indoor and outdoor use.Easy Instllation - Our coop door opener comes with detailed using manual, easy install and setting. It takes no more than 10 minutes to install This chicken run door can also be used as a door for ducks, geese, chickens and most poultry, it can be used in backyards and farms. If you have any problems, please feel free to contact us, we will provide you with solutions within 24 hours. Product Description 4 Modes To Open The Chicken Coop Door 1 Solar Powered 2 Adapter Powered 3 Batteries Powered Track Page Views WithAuctiva's Counter