Now available from Petzl is the Duobelt LED 14. This takes the ever-popular Duo series of lights to a new level. The Duobelt 14 features dual source lighting with a Halogen bulb for long distances and a controllable 14 LED array for flood and closeness. You can expect a discharge curve of 24 hours on optimum, 10 hours on maximum, and 125 hours in economy mode. The Halogen has a discharge time of approximately 11 hours 30 minutes. On the LED's you will still have usable light up to 260 hours (usable light is determined as the equivalent of a full moon on a clear night) Includes 4 C batteries. Waterproof to IPX8 -5 meter standards.