The listing, USB Charger has ended.
Plugs into any standard USB port and recharges one or two AA or AAA sized NiMH rechargeable batteries. No more searching for the charger and then trying to find a spare AC outlet to plug it in. Just plug it into any USB port. These are perfect for wireless mouse and keyboard batteries. Recharge from your computer or laptop without a mains charger. It's small enough and light enough to carry around in your laptop bag. Intelligent charger automatically turns off when battery is fully charged.