The Petzl DUO LED 5 is a rugged hybrid waterproof headtorch that offers the option of two light sources. Choose the halogen light for focusable, long range lighting or the LED for long-duration proximity lighting. The DUO LED 5 boasts an IP X8 rating which means it's waterproof to -1 metres. User features include an adjustable and comfortable elastic headband, an on/off switch that can be locked to prevent accidental operation, a tiltable light body and a spare halogen bulb in the body of the lamp. All Petzl products are guaranteed for three years against any defects in materials or manufacture.