Description: This is a mini portable fan powered by USB solar panel and it can also get electricity from USB devices. It's very easy to use and carry. Come and have a try! Specifications: Condition: 100% Brand New Color: As Picture Shown Solar Panel: Material: Monocrystalline Silicon Power: 4.5W, 6V Operating Current: 0~750MA Application: Charger for power bank, MP3 or other electronic products Feature: Waterproof Size: 16.5x16.5cm/6.5x6.5in Cable Length: Approx. 45cm/17.7in Mini Fan: Material: Metal Power Supply: USB Charging Size: 18x10x6.8cm/7.1x3.9x2.7in USB Cable Length: Approx. 90cm/35.4in Weight: Approx. 550g Package included: 1x Solar Panel 1x USB Fan Notes: Please allow 0~1 inch error due to manual measurement. Thanks for your understanding.