C4 premium LED technology, 2-3X brighter than High Flux LED. C4 LED: 4,500 candela peak beam intensity; 105 lumens. Runs up to 3.5 hrs. (2) Ultra bright red LEDs: 2.5 lumens; Runs up to 28 hrs; for use when true night vision preservation is NOT necessary. Indicator Type LED: Preserves complete dark adaptation per MIL-1472D (<0.05 lumens); for use when true night vision preservation IS necessary. Dual switch system features an engineered tailcap switch for Power On/Power Off and signal. Tailcap switch: On/Off and Signal mode select sequence; (2) Ultra bright LEDs /(1) Indicator type LED / C4 LED / Safe. Powered two 3V CR123A lithium batteries. Corrosion resistant anodized aircraft aluminum construction. Limited lifetime warranty.
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