If a Sentry or Sentry Plus is not charging, it may be because the charging source or cable is not working or is incompatible. Ensure that a compatible charging source and cable are being used.
Sentry Charging
The requirements for charging a Sentry are as follows:
- A compatible charger.
- Sentry purchased after November 2023: Any USB-C charger, including smart chargers with Power Delivery.
- Sentry purchased before November 2023: A USB 5V (volt) 2A (amp) charger.
- A compatible charging cable.
- Sentry purchased after November 2023: A USB Type-C charging cable.
- Sentry purchased before November 2023: A USB-A to USB Type-C charging cable. The one that came with the Sentry is preferred.
It can take up to 12 hours to charge a depleted Sentry battery.
Sentry Plus Charging
The requirements for charging a Sentry Plus are as follows:
- A compatible charger.
- Any USB-C compatible charger can be used. (Fast charging is not supported.)
- A compatible charging cable.
- A USB Type-C charging cable.
It can take up to 18 hours to fully charge a depleted Sentry battery.
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