The Leica Lino L6Gs‑1 emits three vivid green lines around a full 360° sweep, powered by high‑efficiency laser diodes and a Li‑Ion battery for up to 140 m of clear sight. Its self‑leveling bubble locks the unit automatically once centered, ensuring instant precision without manual adjustment. The rugged IP54 housing resists dust and splashes, making it reliable for both indoor and outdoor leveling tasks.