The battery is quickly recharged.
- The remaining battery charge of this unit may have already been high. You can use the unit without concern.
- Charge this unit in an ambient temperature within the limit for charging (0 °C to 30 °C (32 °F - 86 °F)).
- If charging time becomes significantly short, the battery may have reached the end of its service life (each battery’s life is governed by usage conditions). Sony does not provide a service to replace an old battery with a new one.
Buy a new one as necessary.