The Fenix E-LITE is a multipurpose super mini light that can be clipped on a hat, pocket,backpack or bicycle tail, or worn on your waist or chest. It has two lights: one on top whichprovides three brightness levels from 5 to 150 lumens for daily lighting needs, and anotherin front that provides eye-catching red and blue lights for signal transmission in emergency conditions. Additionally, it is fitted with a Type-C charging interface. Size: 2.05" x 0.91" x 0.79" – 52mm lengthWeight: 18 grams (Including Battery)Battery Type: Built-in 275 mAh Li-polymer battery Features: MATCH CA18 white light LED and Everlight 2835 red and blue lights LED, with a lifespan of 50,000 hours Built-in 275 mAh Li-polymer battery Multipurpose EDC and signal light for a variety of situations Mini size and ultralight weight Red and blue signal and warning lights Electronic lockout function avoids accidental activation