Backpack Detachable Solar Panel with USB Charging Waterproof Notebook Backpack 15.6 Inch Men Outdoor Travel Laptop Computer Bag
Weight:1.28KG
Appearance Size: 30*15*40cm
Laptop Size:15.6 inch
Capacity:30L
Under sufficient sunlight conditions:5V/2A Solar Panels,4-6 hours lithium batteries with 3.7V/2000MHA capacity







Note:
charging efficiency of the actual light intensity, Angle, anti-counterfeiting, temperature, and the sunlight is sufficient under ideal conditions: 5 V / 2A solar panel, 4 to 6 h can be full of 3.7 V / 2000 MHA capacity lithium battery.