Ultra-powerful headlamp, three brightness levels, ACCU 2 ULTRA remote rechargeable battery Ultra high-output regulated lighting: - 350 lumens - constant lighting level, automatically switches to reserve power mode when battery pack is almost discharged - New generation power LEDs Comfortable and ergonomic: - excellent fit on the head: compact design, flexible stabilization plate and comfort foam, wide elastic headband and adjustable top strap - battery pack can be moved into a pocket or a backpack to lighten the load worn on the head as much as possible - easy to use: choice of lighting level with intuitive dial Rechargeable high-performance batteries: - rechargeable 2000 mAh Lithium Ion battery offers large capacity and excellent performance at low temperatures, but remains as light as possible - test button for rechargeable battery with battery level indicator Reliable and durable: - lighting duration of 1h30 in maximum mode, plus 30 minutes in reserve power mode - durable construction and storm resistant (IP 66) - bulb does not need to be replaced - lamp and rechargeable batteries are guaranteed for 3 years Versatile: - three lighting levels: maximum, optimum, economic, to adapt the light to the situation - light body can be tilted vertically to change light direction - connection system allows the battery to be removed quickly for recharging - modular design: total weight of the unit can be reduced to 375 g with the high performance, large capacity ACCU 2 ULTRA rechargeable battery (optional E55450) - reflective sticker for battery pack.