This is a JSOTLAMP JS-638 Portable Solar Panel, 3.8W, 6V, 0.63A* with IP65 waterproof rating and durable ABS/PC material. It comes with a multi-head USB cable to directly charge phones, power banks, solar lamps, torches and small fans using sunlight. Just place it in the sun at 45-90 degrees for maximum power, connect your device, and enjoy free solar charging anywhere.