Klarus ST15 1100 Lumen 1 x 18650 CREE XPL-Hi V3 LED Flashlight

KlarusSKU: KLA-ST15

Sale price$29.95
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The Klarus ST15 is a multi-function, easy-to-use, dual switch flashlight. Utilizing a CREE XP-L Hi V3 LED, the ST15 has a max-output of 1100 lumens. With a max beam distance of 305 meters and a max runtime of 210 hours, this light is sure to be make a great addition to your everyday carry. 


  • Utilizes CREE XP-L HI V3 LED with a lifespan of up to 50,000 hours
  • 4 lighting modes and 2 flashing modes
  • Working voltage: 2.5V-8.4V
  • Compatible Batteries: 1x 18650 battery with PCB protection or 2 x CR123A batteries (Do not use 16340 batteries)
  • Body colour: Black
  • Reflector: Smooth reflector
  • Switch type: Tactical Tail Switch and Side Switch
  • Dimension: (Head diameter) 33mm(1.3〃) × (Body diameter) 25.4mm   (1〃) × (Length) 138mm(5.4〃)
  • Net weight: 110 g (Excluding battery)
  • Material: Aircraft-grade aluminum 6061-T6, Type III hard-anodized
  • Waterproof: IPX-8 (underwater 2 metres)
  • Lens: Toughened ultra-clear glass with anti-corrosion AR coating


  • CREE XP-L HI V3 LED delivers a maximum output of 1100 LM, providing a strong spotlight with a maximum beam distance of up to 305 metres
  • Tactical ON/OFF Tail Switch designed for easy access in the dark Side Switch changes brightness.
  • The two separate switches with distinct functions simplify operation
  • Memory function that activates the preselected brightness level when the flashlight is switched on
  • Improved side Switch to change brightness by either clicking through modes individually or by holding in the switch, which then cycles through the mode options automatically until you find the required level of brightness
  • Mode setting optimized for improved outdoor experience:
  • Turbo mode of 1100 LM  provides maximum clear vision
  • High mode of 400 LM  gives sufficient bright light over an extended period for hiking
  • Medium mode of 100 LM  offers the perfect combination of brightness and battery runtime for camp lighting
  • Low mode of 10 LM  produces ultra-long runtime with reduced dazzle for night reading without disturbing others
  • Ultra compact and lightweight (head diameter 1.3”, body diameter 1”, length 5.43”), net weight 110g (excluding battery)
  • Latest Smart ITS temperature control system monitors internal temperature and adjusts output for maximum brightness while protecting the LED and internal components to ensure safety,  stability and optimum performance
  • Battery  indicator display enables you to control usage according to remaining charge
  • Constant current circuit with no PWM dimming to prevent flickering
  • Battery low power protection automatically reduces output when the battery is almost drained, effectively preventing over-discharge and providing continued use in emergency situations.
  • Stainless Steel head and tail bezel design for better protection of internal components
  • Tactical Tail Switch with momentary-ON function
  • Physical power cut-off when in standby mode to prevent battery drainage
  • Large flat tailcap design allows flashlight  to stand upright on uneven surfaces
  • Two-way detachable stainless steel clip designed to accommodate different user preferences
  • Dual springs in head and tail for improved drop and shock resistance
  • Reverse-battery protection prevents damage to both flashlight and battery
  • Aircraft grade aluminum, CNC precision machined cell, Military III hard anodic oxidation, wear resistant, portable and strong
  • Integrated head and tube design for more efficient heat dissipation
  • Durable tempered glass lens with AR film plating for scratch resistance
  • Anti-roll design prevents movement or damage to flashlight if placed on a flat surface


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