Bright source: CREE XP-E Q5
Runtime: 2/5/15 hours at high/middle/low settings
Length: 146mm
Head Diameter: 46mm
Tailcap Diameter: 26.5mm
Weight without batteries: 156g
Battery: 1X18650 rechargeable Li-ion battery
Multiple function: pre-focused, aluminum reflector, flat lens, tailcap E-switch, 100%-50%-10%brightness-Strobe light available, rechargeable, weather-proof
Construction: CNC machined aerospace-grade aluminum, Mil-Spec Type III hard anodized
Accessories: 1X18650 Battery, AC switch-power charger, Charger compartment, Lanyard
Construction: CNC machined aerospace-grade aluminum, Mil-Spec Type III hard anodized