The range of USB battery chargers either allow you to charge standard rechargeable batteries via the USB port on your computer or charge USB powered devices with ordinary batteries.
Battery chargers → USB battery chargers
This ultralight and compact Panasonic Pocket Energy AA battery charger is amazing! Arriving with two AA Panasonic Infinium (low self discharge) batteries, you can use this charger as a standard 2xAA rechargeable battery charger or, attach the included USB cable and charge many electronic devices including Apple devices and many mobile phones. Suitable as an emergency device too, you can place alkaline batteries into the BQ600 unit and use the power from single use AA batteries to run your devices. (Of course, you can't actually recharge the single use AA batteries - this BQ600 unit just allows you to utilise the power from single use batteries when needed). More detail...
The Anmann USB Travel Charger is the perfect travel accessory as well as being a great home charger, it comes with UK, EURO, Australian and USA mains plugs and is ideal for use with Smartphones, MP3 Players, GPS navigation devices plus other USB applications.
This high quality USB Travel Charger has lots of added features such as short circuit protection and automatic over-load cut-off.
The GP Portable PowerBank XPB21 is perfect for mobile phones, it offers an extended use time of 8 hours using a Wi-Fi connection and an extended talk time over 3G networks of nearly 6 hours.
The GP Portable PowerBank XPB28 is perfect for mobile phones and is ultra slim.