Niteye TS20 Side Switch LED Flashlight - 650 Lumens - CREE XM-L U2 LED - Runs on 1x 18650 / 2x CR123A batteries (Batteries not Included)The Niteye TS20 is a side switch controlled LED flashlight using a CREE XM-L U2 LED to provide 650 lumens and a beam projection of up to 260 meters. Designed to provide excellent lighting control for tactical situations but can be used for many other lighting situations. The TS20 can be used by military, law enforcement, hunters, campers, or outdoor enthusiasts. Rapidly switch between the 3 brightness levels(Low-Mid-High) and Strobe/SOS using the soft-touch side switch. Switch on and off quickly to the last mode by using the rubber covered end cap switch. If you need a great tactical flashlight or just a light for every day use the Niteye TS20 will satisfy your lighting needs.Features: Soft-touch side switch for mode adjustment Switch easily between Off-Low-Mid-High-Strobe/SOS Rubber covered tail cap switch for quick on-off access to last used mode position Constant current circuit for constant brightness Constructed from aerospace-grade aluminum alloy HAIII military grade hard-anodized Waterproof in accordance with IPX-8 (submersible to two meters) Specifications: LED: 1x CREE XM-L U2 Runs on: 1x 18650 or 2x CR123A (Batteries not included) Output mode/Runtime: High: 650 lumens / 1.5hrs Mid: 325 lumens / 4.25hrs Low: 30 lumens / 80hrs Peak Beam Intensity: 98000cd Dimensions: Length: 5.9" (149mm) Diameter: 1.5" (38mm) Weight: 5.11 .oz. (145g) (excluding batteries)