Dimensions: 2.25” X 1.5” X 0.75”; Battery: 3 AAA Cell; Light Features: Batteries Included l Water Resistant l LED l High: 400 Lumens for 2h 45m l Medium: 205 Lumens for 3h 30m l Low: 55 Lumens for 22h; Other Info: Hardhat compatible. Nylon safety reflective strap. Hang Packaged.