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If you work or play in an environment that puts constant stress on your equipment, then look no further than the Polysteel line of flashlights. The middle size of the collection, the Polysteel 400 Flashlight is waterproof, drop proof, and crush proof while possessing our Pure Beam Optics System with twist focus to make the light ultra durable and ready to weather any storm. With a stainless steel core and a poly outer, we put this light to the test, and it passed each one with style.

With Coast’s commitment to quality, the Polysteel 400 Flashlight is impact resistant, waterproof and its LED is virtually unbreakable. The Polysteel 400 Flashlight is backed by Coast’s lifetime warranty against defects in materials and workmanship. Tested and rated to ANSI/FL1 standards.

Product Specs



  • Twist focusing Optic: The simple twist focusing system goes from an ultra view flood beam to bulls-eye spot beam by twisting the head of the Polysteel 400
  • Waterproof, drop proof, and crush proof: with an IPX8 rating and a stainless steel core, this flashlight is Ultra durable and trusted tough
  • Tough & reliable: backed by the Coast Lifetime warranty against defects in materials and workmanship. IPX8 rated design for water resistance and durable polymer body for 3-meter drop protection
  • Specs: light output: 440 lumens (high), 60 Lumens (low). beam distance: 688 feet (high), 246 feet (low). runtime: 3 hours (high), 29 hours (low), length: 5.75 inches, weight: 6.4 oz
  • Included Accessories: 4 x standard AAA alkaline batteries.