Charging the controllers
The hardware may be purchased separately from the Accessories tab on www.vive.com/product/.
You can check the battery level of the controllers when no apps are running, or when the System Dashboard is up. When the battery is low, the indicator will show a single red dot .
Charge each controller using the provided power adapters and USB cables.
When the controller is plugged in and fully charged, its status light shows green if the controller is on or white if the controller is off.