About the product:

Whether you're camping or at home, you can simply charge them with a USB port!

• [ USB RECHARGEABLE AA BATTERIES ] - No need to buy batteries frequently. No messy cords & cables. There's no need to carry a separate charger or worry about finding your cables. 

• [ LIMITLESS RECHARGING OPTIONS] - These USB Rechargable Batteries can be charged anywhere there's a USB port. This gives you hundreds, if not thousands, of different options to quickly charge your batteries including methods that work in a crisis like charging via solar power.

• [ GREAT VALUE ] - Because every USB Rechargable Battery gives you over 1000 charges, you'll save hundreds of dollars compared to buying disposable batteries. It could be used for toys, game controller, wireless mouse, wireless keyboard, remote and so on.

• [ BATTERY TYPE ] - AA Rechargeable Batteries USB, NiMH, 1800mWh

Note: This type of battery cannot effectively be charged through a computer USB Port.