High Power 200 Lumen Cree XM-L T6 LED. 3 Lighting modes: high, dimmed, flash. One-handed rapid slide focus mechanism ~ spot (x1) to flood (x7). Beam intensifying plano-convex optical lens. Robust high-grade aluminium body. Adjustable head lamp swivels through 90?. Water & dirt resistant, tested to IPX4. Battery life: high ~ 4hrs, dimmed ~ 10hrs, flash ~ 4hrs. Maximum range: 200 m. Battery 3 x AA (Not supplied).