Description: This is a mini portable fan powered by USBsolar panel and it can also get electricity from USB devices. It's very easy touse and carry. Come and have a try! Features: This is an USB solar energy powered miniportable fan perfect for use in outdoor travelling, fishing, hiking, picnic andso on. The fan starts to operate when plugged tothe solar panel and it can also get power from other USB devices, such as powerbank, computer, etc. The operating efficiency of fan will dependon the sunlight strength while it plugged to the solar panel. With adjustable support stand, you can placeit stably on the table and make this mini fan in a convenient angle. Made from premium metal frame, this minifan is very durable for long service time.When the sun is strong, the fan works very fast. When the sunlight is not strong enough, the fan may not work well or even not work.There is no rechargeable battery in the fan. If you need a fan at night, you can use a power supply. Specifications: Condition: 100% New Color: As Picture Shown Solar Panel: Material: Monocrystalline Silicon Power: 4.5W, 6V Operating Current: 0~750MA Application: Charger for power bank, MP3 orother electronic products Feature: Waterproof Size: 16.5*16.5cm/6.5*6.5in Cable Length: Approx. 45cm/17.7in Mini Fan: Material: Metal Power Supply: USB Charging Size: 18*10*6.8cm/7.1*3.9*2.7in USB Cable Length: Approx. 90cm/35.4in Weight: Approx. 550g Package included: 1* Solar Panel 1* USB Fan Notes: Please allow 0~1 inch error due to manualmeasurement. Thanks for your understanding.