In most common scenarios, a fully charged doorbell can last for 180-day. 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

Battery life varies, depending on the number of times motion is detected, recording time duration, and environmental temperatures.

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