The Solar Powerbank is an 8000 mAh Grade A lithium polymer battery backup rugged enough for everyday use or enjoying your favorite outdoor activities. It also features a solar-powered panel and built-in flashlight and includes a USB to Micro USB connecting cable that can be used to charge the powerbank or other devices featuring a Micro USB input, like your Android smartphone. With powerful dual outputs, this efficient powerbank charges your phone or tablet. Specification: Battery Capacity: 8000 mAh Grade A lithium polymer battery. Input:5V1.5A, USB output 1: 5V2.1A(max). USB output 2: 5V1A. Solar panel: 1.5W. Product size: 153 x 75 x 10mm / 6.02" x 2.95" x 0.39".