Lixada 21W Solar Panel Charger 2-Port USB High Effiency For iPhone 6s / 6 / Plus iPad Galaxy S6/S7/ Edge/ Plus Nexus 5X/6P Camping Riding Climbing Other Outdoor Activities Lighting Use Foldable appearance design, it's convenient to carry on with you in outdoors and save space. It can be widely used for charging various electronic products such as smartphones, MP3/4, cameras. Provided with 2 USB ports, you can charge two devices simultaneously, convenient and time-saving. Designed with a mesh bag for you to place your electronics, it's really user-friendly. The product can be put on your backpack, so you can charge your devices when you are climbing.