Product Name: Business Travel Double Straps Outdoor Panel Solar Charger Bag Waterproof School Traveling Solar Backpack Bag Color: Grey Suit for: Outdoor Season: All Capacity: Medium Style: Simplicity Usage: Sports, Camping & Traveling, Student, Laptop Material: Polyester Gender: Unisex Transport Package: Carton Specification: 30*13*46cm Origin: China Product Description Business travel double straps outdoor panel solar charger bag waterproof school traveling solar backpack bag* Waterproof fabric:With the PC Coating film teralane of the solar backpack, good performance of waterproof, donot need to worry if go out even rainny days.* USB Charging:With the 5.3w 1a high efficiency flexsolar solar panel For the solar backpack , you can charge your phone, power bank using this backpack, donot need to worry if go out even phone is power off.* Anti- theft protection:With the anti- theft protection and tas lock , double protection SOLAR BACKPACKModel no.MG-BB02 solar backpack bagMaterial:PC Coating film teralane, good performance of waterproofPower of solar panel:Sunpower solar cell 5.3w 5v/ 1a solar panelSize:30*13*46cmCapacity:30-40LColor :Gray black , accept the customized colorWeight:1.35kg