Waterproof- Usb Charger Backpack, Mobile Power Bank, Foldable Solar Panel. Features: Solar Charger is Made of Sun Power Solar Panels. Which is Kind of Higher Efficiency Solar Panels, the Efficiency is Up to 22%-25%. It is Higher Than Conventional Solar Panel on the Market. It Can Automatically Adjust the Current and Voltage to Achieve Maximum Power, Delivering Its Fastest Possible Current Up to 1.6A(max). Compact Size Design for Portability(size As B5 Paper), with the Free Top Quality Metal Hook, You May Just Hang It on Your Bag when Outdoors. Folding Down into an Small Package and Weighing in at Less Than a Pound, It is Very Convenient for Outdoors Activities. USB Port: IPad Mini, Tablet, IPhone, Samsung, Blackberry, Blue Tooth Headset, IPod Digital Products and Any Other 5V USB Devices Specifications: Solar Panel Peak Power: 10W Transformation Efficiency : 22%-25% Total Output: 5V1.6A Fold: 270x170x10mm/10.6x6.7x0.4 Inch Open: 465x265x3mm/18.4x10.4x0.1 Inch Weight: 300g/0.66lbs/10.5oz  Package Contents 1x 10W Solar Charger 2x Metal Hooks(carabineers) 1x Micro USB Cable 1x Retail Box with ALLPOWERS LOGO . We are an international seller, your order will be shipped from abroad so please allow the necessary time of minimum 14 working days for delivery right now depending on where you ship to, due to ongoing delays in postal deliveries globally.