The battery in the Smart 2-in-1 Sensor will last around 2 years.
The product uses a 123 CR17345 3V lithium battery.
To replace the battery:
- Unhook your Smart 2-in-1 Sensor from its mount.
- Replace the old battery with a new one. Do not use rechargeable batteries.
- Put your Smart 2-in-1 Sensor back on its mount.