FENIX TK51 1800 Lumen Dual Beam CREE XM-L2 U2 LED Flashlight with 3X Nitecore NL189 18650 3400mAh Li-ion rechargeable batteries, Nitecore i4 intelligent home/car Charger and EdisonBright battery sampler pack bundle Utilizes two Cree XM-L2 (U2) LEDs with a lifespan of 50,000 hours 16 flood and spot light mode combinations Three-button interface for fast and convenient operation; Instant strobe to access immediate access to the strobe even when the light is off Digitally regulated output with low-voltage indicator 3 X Nitecore NL189 3400mAh protected 18650 rechargeable Li-ion batteries, Nitecore i4 Smart battery charger and EdisonBright battery sampler pack Included in bundle.