4 Solar Panels & 25000mAh: It has 4 ultra-large foldable solar panels, and its max power in the sun can reach 6W / 1.2A. It is compact enough to fit into any camping/hiking backpack or emergency kit. 25000mAh Colossal Capacity: Built in high-quality lithium polymer battery and multiple protection systems, it is compatible with iPhone, Samsung Galaxy and tablet, and can charge most smartphones over 10 times.High Speed Charging: Controlled by intelligent IC chip to avoid overload, over-discharge, over-current and short-circuit. You can charge 2 devices simultaneously. A 2000mAh phone can be fully charged in 1-1.5 hours and a 5000mAh tablet is about 2.5 to 3 hours. IP65 Waterproof: Built in super bright LED emergency light and waterproof, dustproof and shockproof construction. The USB port has a waterproof cover, which can prevent it from dust or water. What’s Included: The package includes a solar charger, an user manual and a Micro USB cable. A good partner for your trip.