Zebralight H302w CR123 Flood Headlamp Neutral White

LED: Cree XM-L2 Neutral White (Nominal CCT 4400K). User Selectable Levels: 3 main levels (High, Medium and Low). Each main level can be programmed to one of its two sub-levels. The second sub-level of the each main levels can be further programmed to different brightness levels. Light Output (runtimes) - High: H1 446 Lm (PID, approx 1.4 hr) or H2 245 Lm (1.6 hrs) / 100 Lm (4.1 hrs), Medium: M1 50 Lm (11 hrs) or M2 22 Lm (26 hrs) / 8.5 Lm (70 hrs), Low: L1 2.5 Lm (8 days) or L2 0.37 Lm (38 days) / 0.05 Lm (2.5 months) / 0.01 Lm (3 months), Beacon Strobe Mode: 0.2Hz Beacon at Low / 0.2Hz Beacon at H1 / 4Hz Strobe at H1 / 19Hz Strobe at H1. Light output are ANSI out the front (OTF) values. Runtimes tested (and parasitic drain estimated) using Panasonic CR123A batteries. Operating Voltage Range: 2.7V - 4.2V. Battery: One CR123A or 3.6/3.7V 16340 li-ion rechargeable. Batteries are not included in the box. Parasitic Drain: Negligible (much less than the self discharging of a battery) Beam Type: 120 degree flood. Dimensions - Head Diameter: 0.9 inch (22.8 mm), Length: 2.7 inch (68 mm). Weight: 1.16 oz (33 gram). Features: PID thermal regulated output at the H1 level, Battery capacity indicator (LED flashes 1-4 times, 4 short clicks to start), Automatic stepping down from High to Medium, and from Medium to Low when battery capacity is low, Builtin over-discharging protection, Proprietary heat sinking design bonds the LED board directly to the unibody aluminum casing, Sealed and potted LED driver circuitry, Battery reverse polarity protection, Tempered optical grade glass.