Maxpedition Tactical Gear Retractor Large Snap Ring - Black RL1k discontinued the internal li-ion battery and

the internal li-ion battery and circuit design give this keychain flashlight up to 46 hours of run-time and holds up to a year in stand-by

Abrasion resistant

and works with the HR monitor so you can see the physiological impact of both altitude and vertical rate of movement

6mm (Body)

Maxpedition Tactical Gear Retractor Large Snap Ring - Black RL1k discontinued the internal li-ion battery andProduct Details Keep your gear & tools safe, secure and ready for action! All weather severe environment capability 48" (120cm) Kevlar tether 10oz (225g) retraction force The Kevlar cord breaks at 53 lbs. and the end fitting breaks away at 18 lbs Handy cord lock Quick disconnect gear attachment Subdued stainless steel hardware Highest quality and extreme duty Made in U. S. A.