“But you don’t need it to see in the dark. So, what’s its purpose?” “There are several, depending on the way we choose to wield it. Full strength works well to unnerve large predators, blinding them momentarily and confusing them. Low strength, on the other hand, helps soothe those in distress…” He stepped over a downed log and slid Garret a look. “Soft pulses seduce prey and lure them in.”