5.[After-sale Service]: If there are any quality issues within 2 years, please contact us, and we will solve them immediately for you. 4.[Widely compatible]: Himino solar panel charger is compatible with all kinds of phones/tablets. Himino solar charger can also be used to charge battery/power bank/USB devices, etc. And it’s great for emergencies, power outages, and outdoor adventures, like camping, trip, hiking, kayak, fish, hanging out at the beach, hunting, survival, disaster preparedness, etc. Or just for being environmentally conscious.o be used to charge battery/power bank/USB devices, etc. 3.[Durable and waterproof]: Himino solar panel is made of excellent, durable, and waterproof materials, and it is designed for long-term use. Himino solar panel charger is perfect for a rugged trek, and it’s perfect for camping, travel, and hiking. 2.[Potable and East to use]: With its compact size (11.81in × 6.69× 0.98 in folded) and lightweight (1.43lbs) design, Himino foldable portable solar panel kit is small, lightweight, and easy to store folded up, making it so you can easily carry it wherever you go. And Himino solar panel charger is easy to use and perfect for emergencies and outdoor activities, like camping, trip, hiking, etc. 1.[Premium Solar Panel]: Himino 28W portable foldable solar charger delivers a charging speed up to 2 amps per port or 4 amps overall under direct sunlight. The conversion rate of solar power into electricity is up to 23.6% when the sunlight intensity is strong enough, or up to 15% even on a cloudy afternoon. Himino solar panel can provide enough power to charge two devices simultaneously.