Solar Panel Charging Cellphones -4w

Place the solar panel in a sunny place Adjust the panel to maximize the power (let the panel perpendicular to the sun light at 35-90 degree) Connect the solar panel to your device using the multi head USB cable. Peak power: 4w , Power Tolerance:0~+3% Voltage: 6v, Current:0.66A, Open circuit: 7.2v Short Circuit: 0.726A

What’s in the box
1 x4w solar panel with usb cable