12 Inch 12 Gears 20W Polycrystalline Silicon USB Supported

Power: 20W
Solar Panel: 20W polycrystalline silicon A panel 15V
Battery Capacity: 15000mah ternary lithium battery
Charger: 1.5A compatible charger
Gear: 12 gears（Brushless motor)
Charging Time: 3-5H
Usage Duration: 5 hours for 12th gear, 10-11 hours for 1st gear about an hour
Function Mode: USB charging interface
Fan Size: 12 inches, height 37cm, width
Solar Panel size: 350 * 400mm
Packing Quantity: 1 set/box (hand-held packaging)
Box Size: 43 * 24 * 38cm
Whole Weight: 3.5Kg
Product Color: Black/Green