Features 1、High Conversion Rate: The solar charger uses polycrystalline silicon cells, which have an efficient charge conversion rate and are able to provide fast charging in full sunlight. Saves charging time, is eco friendly and sustainable. 2、Foldable and Portable: Easy to carry and store, easy to fit into a backpack or suitcase. In outdoor travel, camping, hiking and other activities, you can charge the device at any time. 3、2 Device Charging: The solar foldable bag charger is equipped with 2 USB interfaces such as mobile phones, tablets, digital cameras, etc., to meet the charging needs of multiple devices 4、Waterproof and Durable: Solar foldable bag chargers are waterproof and durable that are able to resist water, rain and other adverse weather conditions in outdoor environments. 5、With Two Hooks: Depending on the sunlight exposure, the solar panel can be hung in the best position of sunlight with a hook. It can also be used to hang in backpacks, easy to carry. Item Type: Solar Folding Bag Material: polysilicon Power: 30W Voltage: 5V Output interface: dual USB Package List 1 x Solar Panels 2 x Connecting Buckle