Durable and compact a mere 4 5/8 inches and 6.5 oz. Precision machined 1 piece aircraftgrade aluminum tube. Anodized black matte finish. Integral Picatinny/Weaver style mounting deck. Tool free attachment with knurled nut and locking plate. Adjustable focusable beam. Complete with remote pressure switch. Two 3volt Lithium batteries included. (TL101 LEAPER)