The DUO lamps are ideal for use in wet environments, but are not designed for prolonged submersion (i.e. diving).
Waterproof with dual light source: focusable halogen bulb and an LED module.
Switching on & off, brightness selection, zooming.
The DUO lamps allow the light to be optimized (distance, duration) according to your needs.
Simultaneous use of both bulbs is not possible.
Unlocking/locking the bezel
In 1972, when Petzl invented the first headlamp, the idea of attaching a light and its battery case to a headband was quite innovative. A hands free light source that can be directed where needed, allows the user to perform almost any activity. Headlamps have now become an important factor in safety and efficiency. Thought innovative use of technology (LED's and current regulators), impact-resistant of headlamps that can be used in many situations...from the simplest tasks to the most demanding work and rescue applications. All headlamps include batteries.
Please note, Aircraft Spruce's personnel are not certified aircraft mechanics and can only provide general support and ideas, which should not be relied upon or implemented in lieu of consulting an A&P or other qualified technician. Aircraft Spruce assumes no responsibility or liability for any issue or problem which may arise from any repair, modification or other work done from this knowledge base. Any product eligibility information provided here is based on general application guides and we recommend always referring to your specific aircraft parts manual, the parts manufacturer or consulting with a qualified mechanic.
Q: what type batteries does the Petzl Duo 5 Headlamp use?