Streamlight Lithium Battery Pack Features The Streamlight Lithium Battery Pack is purpose built to unlock the full output potential of the ProTac 2AA-X USB flashlight a pairing that ensures consistent performance from the light. Charging over USB-C makes topping off the pack simple using cables and power sources most users already own. Rated for up to 500 recharge cycles the pack is designed to serve reliably over years of regular use before needing replacement. A built-in safety control on the charging circuit protects against overcharging extending the pack s usable life. A full charge from empty takes about 4 hours a reasonable turnaround that keeps the ProTac 2AA-X USB ready for its next use. Choosing a rechargeable lithium pack over disposable batteries cuts down on long-term battery costs and reduces waste from spent cells. The pack s compact form factor is designed to integrate seamlessly into the ProTac 2AA-X USB without adding bulk. For flashlight owners who want dependable renewable power this Streamlight battery pack is available for sale at GrabAGun. Streamlight Lithium Battery Pack Specifications Manufacturer: Streamlight Model: Lithium Battery Pack Type: Accessory-Batteries Compatible Hosts: ProTac 2AA-X USB Weight: 0.1 lbs Available At: GrabAGun