TEN-TAP Programming - Choice of three user selectable programs: 1.) high/strobe/low, 2.) high only, 3.) low/medium/high. High for maximum illumination: 850 lm, 10000 cd, 200 m beam, runs 1.5 hr. Medium for bright light and longer run time: 350 lm, 4000 cd, 126 m beam, runs 4 hr Low for a less intense beam and extended run time: 85 lm, 1000 cd, 63 m beam, runs 12 hr Strobe for signaling or disorienting: runs 1.5 hr. Uses lithium ion battery (P/N 74175), also accepts two 3V CR123A lithium batteries or a commercially available Li-Ion 18650 rechargeable battery. Self-adjusting battery cradle secures multiple battery sizes and eliminates battery rattle. Rechargeable using supplied USB cord or optional AC wall adapter. Durable, anodized aluminum construction, IPX4 water resistant, 1 m impact resistance tested. Water-resistant sliding metal sleeve protects USB port. Includes USB cord, removable pocket clip and tear resistant nylon holster. Multi-function, push-button tail switch for one-handed operationC4 LED technology, impervious to shock with a 50000 hr lifetime. Anti-roll head prevents the light from rolling away when you set it down. Removable pocket clip, nylon holster included. IPX4 water-resistant, 1 m impact resistance tested. 6-1/2 inches (16.5 cm), 7.2 oz (204g) with Li-Ion rechargeable battery (included in purchase). RoHS compliant. High lumen tactical light that is USB rechargeable, so you can charge on-the-go using almost any USB source It also accepts multiple battery sources to use as a back up so you'll always have power when you need i #html-body [data-pb-style="62DF828773FB7"]{justify-content: flex-start; display: flex; flex-direction: column; background-position: left top; background-size: cover; background-repeat: no-repeat; background-attachment: scroll; border-style: none; border-width: 1px; border-radius: 0px; margin: 0px 0px 10px; padding: 10px;}#html-body [data-pb-style="62DF828773FC4"]{border-style: none; border-width: 1px; border-radius: 0px; margin: 0px; padding: 0px;}