Surefire CR123a (12PK) 1550mAh 3V Disposable Batteries - 12 pack Rechargeable Built-in rechargeable Li-ion battery provides

Built-in rechargeable Li-ion battery provides a maximum runtime up to 22 hours

2 microns Flow (L/min) 1

These changes will not affect the altitude reading

Weighs a mere 8

Surefire CR123a (12PK) 1550mAh 3V Disposable Batteries - 12 pack Rechargeable Built-in rechargeable Li-ion battery providesThe best 123A lithium batteries available, bar none 123As outperform alkaline batteries 10 year shelf life theyre ready when you need them specifically designed for use in SureFire flashlights, these cells will optimize your lights efficiency and outputs. with 3 volts and a 1550 mAh capacity, these cells have high density energy for continuous use. lithium chemistry ensures safe but high voltage for almost all of your electronic needs made in the U.