Spotlight Cam Battery (B200 and B210):
The B200 series supports brightness adjustment only. The maximum brightness is about 100 lumens. To protect the device, the maximum brightness will be limited to 25% when the battery is lower than 15%.
Floodlight Cam Battery (B310):
The B300 series supports brightness adjustment and color adjustment.The maximum brightness is about 600 lumens.To protect the device, the maximum brightness will be limited to 50% when the battery is lower than 15%.