Description: Utilizes 1*High Performance LED with a max output of 3,300 lumens AR coated & tempered resists impact glass In high light transmittance Max peak beam intensity of 28870cd, and Max beam distance to 340m Designed 3-way tailcap switches for tactical and daily mode 4 brightness modes(Turbo,High,Medium,Low) and 2 special modes(Strobe&SOS) USB-C port for recharging Built-in power indicator to display the power status clearly Patented dual-key design for Strobe mode to enter the Strobe quickly Military HA III grade hard anodized finish for extreme durability IP68 Waterproof and dustproof rating Feature: LED: 1* High Performance white LED Working voltage: 2.8V-4.2V Light output: Max 3,300 lumens Reflector: precise metal filmed Glass: AR coated mineral glass Material : HA-III military hard-anodized finish aluminum alloy Housing: Premium Type III hard-anodized anti-abrasive finish of black Switch:Tailcap Switch Powered: 1* 3.7V 18650 Size: head: Ø 1.37 inch/ Ø34.8mm, housing: Ø 1.0 inch /Ø25.4mm, Length:5.54 inch/140.8mm Weight: 4.24 Ounces/120.2g (exclude battery)