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MARK III - 1 LED Discounts Apply !
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The Chemical Lightstick Alternative®

The longest lasting marker light available. This version of the Mark III™ uses a single LED and is designed for situations where higher ambient light requires a high-intensity light. The Mark III™ is also well suited for use as a traffic marshaling wand or area light. This durable marker light is crafted from ABS and LEXAN®, features double O-ring seals and is dive rated to 1,000 feet (300 m). Available in your choice of lens colors. A bungee lanyard is included.


  • Depth Rating: 1,000 feet (300 m), IP68MDive Rated to 1,000 feet
  • Lamp: 1 LED
  • Lamp Life: 10,000+ hours
  • Burn Time: 200+ hoursCE approved
  • Batteries: 3 AA Alkaline (included)
  • Materials: ABS and LEXAN®
  • CE (European Union compliant)
  • Dimensions: 9.75" (25 cm) L x 1.2" (3 cm) Dia.
  • Weight: 0.48 lbs. (0.22 kg)
  • U.S. patent #6,168,288
  • Made in the U.S.A. (complies with the "Buy American Act", may contain imported components).
  • Lifetime Warranty


P/N 3A-5200-411

Price: $19.95

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