Streamlight SL-B50 USB-C Rechargeable Battery Pack 3.6V 4900mAh

Description

The Streamlight SL-B50 is a protected lithium‑ion rechargeable battery pack engineered for select Streamlight flashlights and headlamps. It includes a built‑in USB‑C charging port and visible charge‑status indicators for convenient on‑unit charging. The SL-B50 is intended to replace disposable batteries in compatible Streamlight models and to provide reliable runtime for everyday carry and hands‑free lighting applications.

Key Specifications

• The nominal voltage is 3.6 V.
• The rated capacity is 4900 mAh.
• The battery charges in approximately 6 hours using the USB‑C input.
• The pack is specified to be rechargeable at least 500 times.
• Charge status indicators around the port show red while charging and green when charged.
• An integrated safety circuit provides protection from overcharge and overdischarge.
• The length measures 3.26 in (8.28 cm).
• The weight is approximately 3.0 oz (85 g).
• The SL-B50 is compatible with select Streamlight models including the ProTac 2.0, ProTac 2.0 Headlamp, and ProTac 2.0 Rail Mount.
• The product carries a 2-year limited warranty.

The SL-B50 offers a practical, integrated charging solution for users who rely on Streamlight lights in daily tasks, work environments, and outdoor activities. With on‑board USB‑C charging, clear status indicators, and internal safety features, it simplifies power management for compatible flashlights and headlamps while reducing reliance on disposable cells.