The combination of a Luxeon 1 watt LED and the Princeton Tec disigned optimsed lens/collimator maximises the beam by balancing long throw with flood light.
3 AAA batteries
3 brightness levels and a blinking emergency/signaling mode
Each level provides true current regulation
High output: 2 hrs constant brightness/6.5 hrs run time
Medium output: 9.5 hrs contstant brightness/12.5 hrs run time
Low output: 44 hrs constant brightness/60 hrs run time
LED bulb life 10,000+ hrs
Waterproof integrity up to 1m
Weight (with batteries): 105g
Click here to read a gear review on PT headlamps by Mike Kloser, Team Nike