Apollo23-Cree T6 3 Mode Army LED Flashlight Torch, 1000 Lumen Lens with Rotating Lamp Emitter Brand: Cree Battery Configuration: 2 x CR123A batteries or 1 x 18650 (not included) Brightness: 5lm, 70lm, 150lm, 510lm, 510lm, 800m SOS, 800m frequent flashing Runtime: 2.5h (manufacturer rated) Mode Arrangement: Low / Mid / High / Strobe / SOS / Frequent Flashing