Finally, a lightweight headlamp doesn?t compromise on functionality. The SEO 3 features Smart Light Technology? for switching quickly between high and low power and a signal mode, and boasts 3 white LEDs, 1 red LED, and a helpful carabiner clip for carrying on the go. At only 96 grams, this might be the most versatile headlamp you?ll own.Max Lumen: 9 Range (Max/Min): 4 metres/18 metres Bulb Type: 3 x high end white LEDs; 1 x glare-free high end red LED Weight: 3.38oz/96g Battery Type: 3 x AAA alkaline batteries (included) Waterproof: IPX6; highly water resistant