Surefire SF18650B Micro-USB Rechargeable 18650 Battery 3.6V 3500mAh Custom The smaller profile of the

The smaller profile of the ProFly means less bulk and less weight

hot 6 hours

Piston Drive (PD) design makes the light more compact than lights with

It stuffs into its own attached pocket that doubles as a place to stash a book

around the neck

Surefire SF18650B Micro-USB Rechargeable 18650 Battery 3.6V 3500mAh Custom The smaller profile of theSurefire 18650 Micro USB Lithium Ion Rechargeable Battery FEATURES High performance 3. 6V 18650 lithium ion rechargeable battery with MICRO USB port for ease of charging no charging cradle needed When plugged into a power source, two LED indicators display the current charge state: Red for charging and Green for fully charged 3,500 mAh for extended battery runtime 8 10A discharge rate for dependability in high drain devices such as LED flashlights The