Sofirn SK30 3000 lumens 392m beam LED: SFT70.2 6000-6500k Genuine battery set Manual included (Japanese) Operated with a tail dual switch Main switch for on/off Sub switch for instant strobe access I think it's easy to use, with a tactical light UI. Although unopened, please understand that we will open and check the light before shipping to prevent any problems. Thank you. ACEBEAM nextorch weltool wurkkos wuben nitecore olight fenix lumintop