Homeo CREE XL-L2 LED 800lm Steady/Strobe outputso Low 60lm, mid 350lm, high 800lm, and strobe 800lmo Powered by 2x CR123 or 1x 18650 batteryo Mount on Weaver or Picatinny railso Length: 4.5”, height: 2.8”, weight: 3.5 ozR20$40.00PriceQuantityAdd to Cart