Features

·Utilizes Cree XM-L2 U2 LED with a lifespan of 50,000 hours  ·Powered by one 16340 rechargeable Li-ion battery or one CR123A Lithium battery can be taken under emergency circumstance  ·72mm Length x 21.5mm Head Diameter (2.83'' x 0.85'') ·45 grams(1.59oz.)excluding battery and charging cable  ·Magnetic suction charging port in the neck, one included 16340 rechargeable Li-ion battery  ·Tailored magnetic charging cable also available in portable MICRO USB devices  ·One-switch for fast and convenient operation  ·Specialized two-position body clip, magnetic suction bottom  ·Lock-out function avoids accidental operation  ·Intelligent over-heat protection to avoid high temperature of the surface  ·Low-voltage warning reminds when battery replacement is needed  ·Reverse polarity protection, to protect from improper battery installation  ·Digitally regulated output maintains constant brightness   ·Made of durable aircraft-grade aluminum  ·Premium type Ⅲ hard-anodized anti-abrasive finish  ·Toughened ultra-clear glass lens with anti-reflective coating