Be prepared for unexpected power failures and off-the-grid camping trips.

Smartphone batteries don’t always last through a busy day, but a pocket-size USB battery pack can give your handset enough of a boost to survive the evening. After 40 hours of research and 65 hours of ...

The RAVPower is somewhat compact, has handy indicator lights, but fails to rapidly charge a compatible smartphone. RAVPower has significantly improved the efficiency of its USB-C offerings with its ...

This travel-friendly portable charger is now less than $20 at Amazon. Shop the power bank that keeps devices charged on the ...

It’s the best compact option for most consumers.

Finding yourself far from a wall socket when your phone hits five percent is positively nervewracking. If you stash a portable battery in your bag, you can avoid that feeling altogether. But there are ...

A great portable battery fits in your pocket and keeps your phone charged for days Written By Written by Contributor, Buy Side Kylie Sheaffer is a contributor to Buy Side and lifestyle expert ...

10 best solar chargers, tried and tested for camping and backpacking - Never be stranded with a dead battery again – these ...

This portable USB charger offers a point of difference: it's a DIY assemble-yourself kit that runs on AA batteries. Michelle Starr is CNET's science editor, and she hopes to get you as enthralled with ...

The past year has shown once again that it can be a gamble to count on the electrical outlets in your home always functioning when you need them. Extreme weather events like ice storms, flooding, and ...