With 300 lumens of power, the REACTIK + headlamp offers outdoor enthusiasts a compact, intelligent, connected, rechargeable solution. Thanks to the MyPetzl Light mobile app, the user may at any time consult his smart phone or tablet to check the remaining battery life and adapt the performance of the headlamp to the activity: trail running, mountaineering, trekking, backpacking. He simply downloads the profiles provided or creates his own personalized ones. During the activity, with REACTIVE LIGHTING technology, REACTIK + analyzes the ambient light and adjusts brightness instantly to user requirements. Battery life is optimized and the manipulations are reduced to a minimum!Features:Customized beam pattern, burn time and brightness, thanks to the MyPetzl Light for smart phone and tablet (free download at App Store and Google Play):- access remaining burn time any time- adjust brightness and burn time- activate and create lighting profiles to suit the activity- headlamp comes with multi-activity lighting profile- four additional profiles available with the MyPetzl Light app: trail running, mountaineering, trekking, backpacking- headlamp connects through Bluetooth® Smart (can be deactivated)- the lamp can still be used without the appLonger burn time, visual comfort and minimal handling thanks to REACTIVE LIGHTING technology:- the light sensor automatically adjusts brightness and beam pattern, optimizing battery use- depending on the chosen burn time (2h30, 5 h, 10 h), brightness automatically self-regulates in three modes : MAX POWER, STANDARD and MAX AUTONOMY- Lamp can be used with CONSTANT LIGHTING technology, which ensures constant lighting over time- Multi-beam lighting: combines a wide beam for proximity lighting with a focused beam for long-range vision- Red lighting mode preserves night vision- LOCK function to avoid accidentally turning it on during transit or storage Rechargeable 1800 mAh Lithium-Ion battery: - universal charging with micro USB port- charge indicator and blue signal for Bluetooth® Smart activation- can be replaced with standard battery pack (not included) for use in remote areas Petzls patented washable and adjustable headband has two-part construction for optimal positioning during dynamic activities:- remains positioned on the head- absorbs perspiration- Weather resistant Specifications:- Weight: 115 g- Technology: REACTIVE LIGHTING or CONSTANT LIGHTING- compatible with the MyPetzl Light app; requires iOS 7.1 or later, or Android 4.3 or later- Bluetooth® Smart: very low battery consumption- Beam pattern: wide, mixed or focused- Energy: 1800 mAh Lithium-Ion rechargeable battery (included)- Recharge time: 4,5 h- Battery compatibility: alkaline, lithium and Ni-MH, with the standard battery pack (not included)- Watertightness: IP X4 (water resistant)If you are interested in Petzl Reactik+, discover also other ski products related to Petzl in the Accessories department and Headlamps catalogue. In addition, when buying at Petzl great deals UK, your online ski store, you join the biggest sports community, where you can find opinions, product reviews, and the best offers that you are interested in.