SKU: AW22410 Weighs: 101g (with batteries) Battery Type: Rechargeable Max Output: 500 Lumens The Black Diamond Storm 500-R is the rechargable version of the Storm 500 that has an itergated 1500 mAh Li-ion battery with micro-USB charge port, that is easy and simple to use and packs a max 500 lumen punch, for use … Storm 500-R Headlamp