You can see the battery level in the app or on the back of AV1.
In the app:
The battery level is visible in the speech bubble over AV1’s head.
In the AV1 Admin Portal:
The battery level is visible in the AV1 Overview.
On AV1 (model AV2):
See the battery indicator on AV1’s back
On AV1 (model AV1b):
On AV1 the bottom front lights will start to blink to indicate low battery.