Aspire 510 USB Charger
You can charge any 510 battery by screwing it into this USB charger and plugging the charger into a USB power source. The LED light on the battery will flash 3 times and then turn solid in color. The light on the USB charger will be red when charging. Once fully charged, the USB charger will display a green light, and the LED light on the battery will turn off.
This device is intended for use in USB 2.0 or higher power sources.