Rogue Core Flare Gun.

A gas-operated industrial flare gun. The high-intensity harpoon-tipped flares stick into cave walls and burn for upwards of a minute thanks to their white phosphorous charges. Automatic fire and magazine-fed action makes it easy to illuminate large caverns quickly.

Found on nearly every operational mine site, it is essential tool for locating hard-to-spot minerals or increasing situational awareness during enemy encounters.