Specifications: Item Type: Outdoor Solar Panel Fan Color: As Pictures Shown Weight: Approx.331g/11.7oz Solar Panel Power: 5W Solar Panel Voltage: 6V Solar Panel Current: 0.5A Solar Panel Output Interface: Single USB Outlet Fan Diameter: Approx. 137mm/5.4in Fan Power Supply: USB Plug 5V Fan USB Cable Length: Approx. 70cm/27.6in Material: Monocrystalline Silicon + PET Laminated + Iron (Fan) Solar Panel Size: Approx. 145x145mm/5.7x5.7in Solar Panel : Monocrystalline Silicon Voltage Parameter How to Use First, turn on the solar panel of the product, and the solar panel faces the direction of sunlight. When connected to the solar panel, the fan can run, and it can be alone by plugging into the USB port of the computer. Package List x Solar Panel x USB Fan