The Streamlight SL-B34 Recharge Battery Pack is a USB-C rechargeable lithium-ion pack intended for use with select Streamlight MegaStream flashlights. Manufacturer-stated capacity is 3500mAh with a nominal voltage of 3.6V, and runtimes in compatible MegaStream models can reach up to 13 hours. The pack includes onboard charge-status LEDs and an integrated safety circuit to help protect against over-discharge and overcharge. It charges in approximately 5 hours without the need for an external smart charger.
Key Specifications
- Capacity is 3500mAh for extended runtime.
- Nominal voltage is 3.6V.
- Rechargeable via USB-C port for convenient recharging.
- Charges in approximately 5 hours.
- Offers runtimes up to 13 hours in compatible MegaStream flashlights.
- Charge status indicated by red (charging) and green (charged) LEDs.
- Includes an integrated safety circuit to help protect against over-discharge and overcharge.
- Compatible with select Streamlight MegaStream series lights that accept SL-B34 packs.
- Manufacturer-listed product dimensions are 0.95 x 3.90 x 6.55.
- Manufacturer-listed weight is 0.15.
Practical and straightforward, the SL-B34 battery pack serves as a reliable spare or replacement power source for MegaStream users who value simple, rechargeable performance. Its USB-C charging and clear status indicators make field and everyday use convenient, while built-in safety features reduce maintenance concerns. The SL-B34 is a compact option for anyone seeking a rechargeable pack engineered for compatibility with Streamlight’s MegaStream family.
