The multi-fuel ProTac® 90X is an EDC light with a twist. It features a right-angle head that gives extra lighting capability for those with multiple lighting needs. Carry in your hand or attach to your MOLLE, belts, harnesses, and other gear for hands-free use. Multi-Fuel: Uses (1) Streamlight SL-B26® protected Li-Ion USB rechargeable battery pack; also accepts (2) CR123A lithium batteries High, Medium, Low, and Strobe Modes: High: 1,000 lumens; 171m beam; runs 2.5 hours (CR123A) // 1.75 hours (SL-B26) Medium: 300 lumens; 91m beam; runs 4 hours (CR123A) // 4.75 hours (SL-B26) Low: 65 lumens; 42m beam; runs 21 hours (CR123A) // 24 hours (SL-B26) Strobe: runs 2.5 hours (CR123A) // 3.5 hours (SL-B26) TEN-TAP® Programming Allows for Selection of Three Different Operating Programs: 1) High/Strobe/Low 2) High Only 3) Low/Medium/High Multi-function push-button head switch easy to use with gloved hands Removable pocket clip attaches to MOLLE, turnout gear, harnesses, etc. Durable, anodized aluminum construction with impact-resistant glass lens IPX7 waterproof to 1m for 30 minutes; 2m impact resistance tested Length: 4.39 in (11.1 cm) Weight: 4.9 oz (139g) with SL-B26 battery pack; 4.4 oz (125g) with CR123A lithium batteries Limited lifetime warranty