The Roicht@_AC series solar charger was made of mono cells and laminated with PET at surface. It's very light and samll, can be folded as a small wallet and put in bag . Assembled eyelets on both sides, it can be hanged on backbag or somthing else easily. Dual USB connectors let it charge your phone or Ipad convenient. It can be widely used in travel, camping, mountaineering, the movement on foot, cycling, leisure, sports and other outdoor activities.Compatible with iPhone , Android ,iPad,Tablets, power bank ,Camera ,5V devices etc.