The Aria 1 RGB is delivered with three AAA batteries. As part of the Petzl Hybrid Concept product group, you can update it with the separately available rechargeable CORE battery, transforming it to a rechargeable lamp. The separately available CORE battery also elevates the max. output from 350 to 450 lumens. Thanks to the separately available helmet and bicycle adapters, the Aria is even more versatile. A great choice for nature observers, fishermen and hunters: White light suits general use, red saves your night vision, doesn't tempt bugs and is stealthy, green enhances contrasts and is great for map reading and blue enables seeing under water without scaring off fish as well as following blood trails. The white light has three power settings. The coloured lights can be used either as a steady or strobe light. As is typical for Petzl lights, when using low and medium power settings, the light has a 2 hour power reserve: instead of allowing you to drain the battery completely, it