Super Bright 2000 Lumen Zoomable Led Flashlight, Yliyaya 5 Mode T6 Water Resistant Powerful Tactical Led Torch for Camping Hiking Cycling LAMP BASE: T6 high power LED. With a lifespan of up to 100,000 hours or more, no need to consider. POWER SOURSE: 1 x 18650 / 3 x AAA batteries (Not Include). 5 ADJUSTABEL MODES: High / Middle / Low / Strobe / SOS (slightly click the tail cap to sellect). ZOOM IN and OUT, Small but super bright, portable and lightweight. PORTABLE: It is small enough to fit in your pocket, handbag, or car compartment, so you can take it with you wherever, whenever.