Low-profile pen-shaped design makes this flashlight distinctive from ordinary ones in appearance. Made of highly superior material， this flashlight is impact-resistant and wear-resistant for long time use. It is powered by 2pcs AAA batteries， ensuring long-lasting working time and long lifespan up to 10，000 hours. Also， it is designed into 2 modes， free for option. A rear switch is particularly designed for one-handed operation. Most of all， with its compact size and light weight， this flashlight is convenient for daily carrying. So， are you interested in this NITECORE (MT06) XQ-E R2 2-Mode Brightness High-lights Waterproof Pen-shaped Flashlight?                                    Features            Adopt a XQ-E LED with max. output of 165lmPowered by 2pcs AAA batteries for Max. runtime of 5 hours and 15 minutesTwo brightness levels for free optionReverse rear switch design for one-handed operationStainless steel clip includedConstructed from aerospace grade aluminum alloyWaterproof in accordance with IPX-8Unique pen-shaped design， cool and cute                                                             Specifications             Light Source     LED    <br> Power     3W    <br> Material     Aluminum Alloy    <br> Color Temperature     5000K    <br> Working Temperature     28 °C    <br> Lifespan     10，000 Hours    <br> Battery     2 x AAA batteries    <br> Max. Output     165 Lumens    <br> Modes     2-Mode    <br> Color     Black    <br> Waterproof Grade     IPX-8    <br> Dimensions     (5.04 x 0.55 x 0.55)" / (12.8 x 1.4 x 1.4)cm (L x W x Dia.)    <br> Weight     0.78oz / 22g        <br>                                                             Package Includes            1 x Flashlight<br>1 x O-ring<br>