The Petzl e+LITE is the first full-featured headlamp that you can truly can carry everywhere. It only weighs 27g, but features two brightness levels as well as red and white strobe modes. It is also waterproof down to 1 meter!
The Petzl e+LITE headlamp is reliable in any environment, can shine up to 4 nights in a row (45 hours) on a single CR2032 lithium battery (widely available in most drug stores), and is extremely easy to use and versatile.
Features:
Functions in extreme temperatures: -30 °C to +60 °C. Always ready for use: can be stored with batteries for up to 10 years and still be operational. Waterproof down to -1m. Protective case included. Can be used in potentially explosive atmospheres. Compact and ultra-lightweight (27 g), there's no excuse not to carry it where ever you go. Designed to prevent accidental operation with locking switch. Shines enough light to allow easy movement in the dark: shines up to 19m. Provides up to 4 consecutive nights of lighting (45 hours). Strobe signaling mode. Can be worn on the head, around the wrist or neck or attached to thin-edged objects with integrated clip. Red light beam helps preserve night vision. 3 white LED and 1 red LED. Uses CR2032 lithium batteries (included). 2 lighting levels: economic and maximum. White and red strobe mode. Clip attachment system and removable elastic headband. Light source rotates 360° on ball and joint. 10-year guarantee.
Light duration: upto 45 hours. Light distance: upto 19 meters. Weight: 27g (with batteries).