The dual battery charger can quickly charge two Li-on batteries simultaneously and wont affect your shooting process. No more worry about how much the battery capacity remains to be used. Compatible with ThiEYE Action Cam i60 / i30Quickly charges two Li-on batteries simultaneously. The smart LED lights will indicate red when charging and turn green when charging is complete. Can be charged with most standard Micro USB power adapters, such as a PC or wall adapter.Help charge your spare battery and wont affect your shooting process