This product can be purchased at this link: https://www.itargeton.com/products/yupak-solar-powered-backpack-with-7watts-solar-panel-10000-mah-power-bank-green.html

YUPAK Solar Powered Backpack with 7Watts Solar Panel & 10000 mAh Power Bank (Green)

Brand Name: YUPAK

Capacity: 42 Liters

Color: Black

Material: 55% Nylon and 45% Poly

Net weight: 1.5KGS (3.32LB)

Solar Panel: 22% high efficiency 7 Watts solar panel removable

Battery Pack: Waterproof 10000mAh high Capacity Dual USB output ports

Include: Backpack*1pc, 7Watts Solar Panel*1pc, 10000 KmAh Battery Pack*1pc, Charger cable*1pc

Note:

• 7W output, full charge your iPhone just need 3-4 hours
• Adjustable shoulder straps automatically adjust the fit as you put the pack on. Side compression straps require just one adjustment to tighten down the entire load
• Perfect for traveling, camping, Hiking, climbing, backpacking, skiing and other activities