Solar Powered Battery Back Pack

Solar Powered Battery Back Pack 

Features: 

• The solar backpack with built in 3500Mah battery charges devices such as mobile phones, iPads, digital cameras, smartwatches, power banks, etc. via a built-in USB port
• You will no longer be afraid of running out of battery when you go out and you can charge your device at any time
• High efficiency solar conversion and stable voltage panels, without worrying about damaging the phone
• Sturdy and practical: the breathable elastic sponge shoulder strap and back provide extra back support and feel more comfortable
• It is made from a water resistant material and comes with a rain cover

Specifications: 

• Solar powered 
• Power: 3500Mah 
• Colour: Black