The Fenix LD02 V2.0 is an exclusive everyday carry Pen light with 70 Lumens of warm white light and 200mW of UV light. The Upgraded model features many new options that make this new pen light an amazing EDC. First, let talk about the size. The Fenix LD02 V2.0 is super compact weighing in at only 24 grams or 0.84 ounces. The length is only 3.6 inches and 0.5 inches in diameter making it easy to carry in your pocket, never bulky. The New Fenix LD02 V2.0 is powered by one single AAA battery that will last up to 75 hours on the 1 Lumen output mode. The activation is simple, one single click using the anti-corrosion stainless steel tail switch will turn the light on and tapping the same switch will allow you to increase the different outputs. The Cree XQ-E HI LED provides exceptional color rendering protecting night vision and providing good color reproduction. Use the 365nM UV light to inspect objects that contain fluorescent agents or for finding clear anti-counterfeit watermarks.