12 Inch 12 Gears 20W Polycrystalline Silicon USB Supported

Power: 20 W
Solar Panel: 20 W polycrystalline silicon A panel 15 V
Battery Capacity: 15000 mah ternary lithium battery
Charger: 1.5 A compatible charger
Gear: 12 gears（Brushless motor)
Charging Time: 3-5 H
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 37 cm, width
Solar Panel size: 350 * 400 mm
Packing Quantity: 1 set/box (hand-held packaging)
Box Size: 43 * 24 * 38 cm
Whole Weight: 3.5 Kg
Product Color: Black/Green