When the user walked with a 20 lbs (9 kg) weight standing in for their backpack's contents, the device generated around 0.22 Watts of electricity — enough to power smaller portable electronic ...

If you're shopping around for a great backpack at an amazing price, Amazon has a deal on a $35 Puma Evercat Contender ...

The retailer is offering bags under $20, including Lands End brands, with some options starting at just $15 for ...