HIGH EFFICIENCY: Constructed of 22% efficiency solar panel which provides 2A output (MAX), easier and faster to replenish juice for your powerless gadgets. USB SMART OUTPUT: Dual USB Output Built-in Smart IC automatically adjusts to connected devices and provides the optimal charging current to minimize charging time, It detects connected device input and distributes current output accordingly sunlight level. COMPACT CARRY: Compact size (33 x 18cm folded / 33 × 34cm open). Lightweight (0.5kgs) and ultra-thin (3cm folded) lightweight foldable design make it great for camping, hiking, picnics, and other outdoor activities. UNIQUE DESIGN: Foldable pack design exposure to damp conditions will not damage the exterior part of the solar charger. The wave straps on backside of solar panel make it easier to hang, removable, attachment to backpacks, trees, or tents. PACKAGE & WRRANTY: You will get 1 - ECEEN 13W solar panel charger, 4 - carabiners, 1 - 40cm Micro USB cable, 1 - instruction manual. 12 months warranty, 100% risk-free satisfaction with confidence, no questions asked. So, why think twice? solar-cell-phone-chargers