Ultra-powerful with 1,100 lumens in BOOST mode, the DUO S headlamp runs on a rechargeable battery. Waterproof and durable, it is ideal for demanding sports such as caving, orienteering and cycling. Featuring the FACE2FACE anti-glare function, a Petzl patent, the DUO S headlamp allows users to face each other without blinding one another, making group activities more comfortable.
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