Super bright LED lamp powered by lithium-twice as bright as a conventional flashlight. 41-lumen tested light output. Generates a strong focused beam. 40 hours of battery life so you won't be left in the dark. Push-button on/off switch provides constant or momentary modes. No-slip, indestructible Xenoy® Polymer body is resistant to chemicals, water and corrosion. The unique facetted design and knurled grip helps prevent. slippage in hazardous environments. Durable Xenoy®, O-ring sealed shroud. The black oxide coated spring clip resists corrosion and attaches the X9 to shirt pockets and belts. Lightweight, compact design for a perfect pocket-sized flashlight.