Check the listing for details. Solar Panel for Automatic Chicken Coop Door Waterproof Panel Only 3.7V. Color: Black, Condition: New, Made in China. Listed at 25.99 USD. This solar panel is designed for automatic chicken coop doors, requiring no batteries and operating on a power source of 8000mAh battery. The panel is waterproof and made of aluminum and tempered glass, ensuring durability and longevity. Its compact dimensions of 6.6 x 1.5 x 4.7 inches make it easy to install in various backyard poultry setups. The panel comes in a sleek black color and includes DC and USB-A charger cables for convenience. Perfect for chicken farmers looking to automate their coop door with a reliable and efficient power source. Photo shown is of the actual product. Controls are integrated on the back of the solar panel. Item is brand new and has never been used. Instruction manual included.