Hakson 3167

The ultra-compact K40 multi-function light is small enough for keychain carry and includes four LED light sources:  white, red, blue, and Ultraviolet (UV). Features three white-light brightness levels, strobe, and flashing modes with independent mode switches. Has a maximum 300-lumen output for a beam distance of 78 meters. SPECS: - Weight: 17 g - Impact Resistance: 1 m - Energy: Built-in 180 mAh rechargeable battery - Watertightness: IPX4 (water-proof)