High-Output Long-Throw Performance: Up to 3,500 lumens and 452m beam distance with rechargeable batteries or 2,500 lumens and 385m with non-rechargeable batteries, Medium delivers 1,000 lumens; low provides 250 lumens for extended use, Runtime varies by battery type Multi-Fuel, Rechargeable Capable System: Accepts Streamlight SL-B26 protected Li-Ion rechargeable batteries or CR123A lithium batteries, giving you flexible power options based on mission needs and availability What’s Included from Streamlight: Rechargeable Ready Kit, includes two SL-B26 protected Li-Ion rechargeable batteries, USB charging cable, and wrist lanyard for convenient recharging and extended runtime TEN-TAP Programming Operation: Features Streamlight’s TEN-TAP programming with selectable operating modes including high, low, and strobe, allowing users to customize output to their preferred operating profile Built Streamlight Tough: Constructed from aircraft-grade aluminum with an anodized finish, IPX7 waterproof rating, and 2-meter impact resistance testing for dependable performance in demanding conditions