The H15R Core combines outstanding light output and focusability. Long runtimes are guaranteed thanks to its powerful, removable battery with convenient Magnetic Charging System. The Wheel Switch on the lamp head makes for easy operation & brightness control, while the lamp head itself rotates seamlessly so you can quickly direct light to where you need it most. And it is well protected from dust & water, making the H15R Core a perfect choice for demanding users. ADVANCED FOCUS SYSTEM: Rapid focus technology enables single-handed flood to spot zoom EASY DIMMABILITY: The Wheel Switch on the front of the headlamp lets you dial in your preferred brightness CONSTANT LIGHT OUTPUT: Constant light output means your headlamp will maintain a more consistent level of brightness BOOST: 2500 lumens / 88.5' (250m) HIGH: 1000 lumens / 66.9' (170m) / 5hrs LOW: 20 lumens / 65.6' (20m) / 80hrs WATERPROOF & TOUGH: IP67 rating means your headlamp can be submerged <1m underwater for 30 minutes. Drop proof to 1.5m Backed by Ledlenser's 7-Year Warranty Battery: Dedicated rechargeable battery (Li-ion); Charging time (h): Approx. 5.5 3.0 x 2.1 x 2.2 inches Weight:15oz Accessories: Dedicated rechargeable battery, USB cable x (magnetic charger) *The connection of the main unit is magnetic & the charging side is USB-A Multicore optics Magnetic charge system Advanced focus Temperature control Cooling technology 6500 color temperature Brand new & in box Originally $280 Offers & bundles welcome:o)