In most common scenarios, a fully charged eufy Video Doorbell 2E (Battery-Powered) can last for 120 days. Additionally, eufy battery doorbell test was done in the following conditions: 

- Temperature: 68°F / 20°C.

- 10 motion detections per day.

- Recorded for 30 seconds each time motion was detected.

- Standby power consumption was included during the usage time.

Pleaste note the battery life may vary depending on the number of times motion is detected, recording time duration, and environmental temperatures.