18650 USB Battery - 2 Pack
911customSKU: 22102

18650 USB Battery - 2 Pack

$24.77 In Stock Sold out
  • Description
  • Reviews

Streamlight 18650 2-Pack Protected Lithium Ion Battery With Built-In USB Charger

Rechargeable Innovation

Streamlight now offers a button top, protected 18650 Rechargeable Li-ion Battery with built in micro-USB charge port. This battery not only saves you money by being rechargeable and reusing drained cells, but it also does the environment a favor by being a quality alternative to disposable CR123A cells. The newest Streamlight flashlights now have a multi-fueled feature by accepting both of these kinds of batteries. Easily convert your high-performance, multi-fuel lighting devices into an economic rechargeable system!

Charging Capabilities

This 18650 battery has the capability of accepting input charges in various ways using its' Micro-USB port. Power sources can range from Streamlight's AC/USB power adapters, PC USB ports, 18650 chargers, to most other USB sources. It only takes five hours to charge, and you can monitor the status of your batteries with the built in LED charging indicator lights near the USB port. Showing a red light for charging and a green for charged. The integrated safety features protect these batteries from surges, overcharge, and over discharge.


  • 2 pack Item
  • Micro-USB Rechargeable
  • Compatible with Streamlight AC/USB adapters or PC USB port
  • Compatible with most other USB sources
  • Suggested charging: Streamlight 18650 charge cradle
  • LED charge status indicators built into the top for monitoring charging process
  • Estimated 5 hour charging time
  • Integrated safety circuit protects batteries from overcharge and overdischarge
  • Pressure vent and built in PTC surge protector for additional safety
  • Streamlight Limited 2 Year Warranty
  • Suggested Streamlight Model use: PolyTac X, ProTac 2L-X, ProTac HL-X, ProTac HL5-X


  • Battery Size: 18650
  • Battery Chemistry: Li-ion
  • Nominal Voltage: 3.7V
  • Nominal Capacity: 2600mAh
  • Estimated Charge Cycles: 500 cycles
  • Estimated Charge Time: 5 Hours
  • Dimensions - Individual (This item comes as a two pack):
    • Length: 2.75" (69.85mm)
    • Diameter: 0.744" (18.89mm)
  • Weight: 1.7oz. (48g)