Harness the power of the sun on the road! This lightweight, compact solar-charging device captures sunlight and converts it into 1.2 watts more effectively than conventional solar panels. Take it camping, or where ever there is no power source available to charge your smart phone. Go ahead and use it in the rain and in humid environments, it’s water resistant. There are two USB ports so two devices can be charged simultaneously. The Solar Pad will take approximately six to eight hours to fully charge a smartphone. It’s equipped with Grade (A) premium microchips for over one thousand recharge cycles. Features LED indicator lights. Specifications: 4000mAh Grade A Lithium Polymer Battery; Solar Charging, 5V/200mA; input DC: 5CV/1Output DC: 5V/2x1A. Measures H 5.7" x W 3" x D 0.6" (H 145mm x W 75mm x D 15mm). Yellow. Dell EMC logo printed center imprint area.