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Black aluminum pocket flashlight with removable clip, 3.6 inches long

Streamlight MicroStream 66318 45-Lumen AAA Pocket Flashlight Black

SKU CH-A1QY-MCPDM

Compact AAA alkaline flashlight delivers 45 lumens for 2.25 hours with IPX4 water resistance and a removable pocket clip

  • Team affiliation1 Piece
  • Product typeFlashlight
  • Sold as1, Count
  • DetailsNon-Rechargeable, Water Resistant, 2.25 h, Aluminum, alkalin
  • Key features1.04 oz, Round
  • Ultra-compact design fits in a pocket or palm
  • 45-lumen white LED throws a 41-metre beam
  • Runs 2.25 hours on one included AAA alkaline battery
  • Type II mil-spec anodised aluminium body with IPX4 water resistance
  • Removable clip attaches to hat brim for hands-free use

Everyday Carry Pocket Flashlight

The Streamlight MicroStream 66318 is a compact, single-AAA alkaline flashlight built for daily carry. Its ultra-compact design fits in the palm of your hand or a pocket, making it practical for commuters, dog walkers, and anyone needing reliable light on the go. It includes a removable pocket clip and high-strength lanyard for secure attachment.

Anodized Aluminum Build and Versatile Clip

The body uses Type II MIL-SPEC anodized aircraft aluminum with a scratch-resistant polycarbonate lens, offering abrasion and corrosion resistance. The removable pocket clip secures to fabric or a hat brim for hands-free use, while the tail-cap push button provides momentary or constant-on operation without complicated modes. O-ring sealing supports the IPX4 water-resistant rating.

45-Lumen Output with 2.25-Hour Runtime

A white LED delivers 45 lumens and a 41-meter beam distance, running for 2.25 hours on the included AAA alkaline battery. The light weighs 1.10 ounces with the battery installed, keeping carry weight minimal. It meets ANSI/NEMA FL1-2009 standards and has passed 1-meter impact resistance testing for durability in normal use.

How it compares

Measured against everything we stock in Flashlights & Headlamps, at today’s prices. Recalculated every night.

Price $37.99
Pricier than about 70% of the 2,266 comparable items (median $28.99).

Specifications

Product
Brand nameStreamlight
Model nameMicroStream
Part number66318
Product typeFlashlight
More details
Team affiliation1 Piece

Questions about this item

What does the 45-lumen output and 41m beam distance mean for real-world use?

The 45-lumen white LED produces a 41-meter beam and runs for 2.25 hours on the included AAA alkaline battery, tested to ANSI/NEMA FL1-2009 standard.

Will the 3.6-inch length and 0.60-inch diameter fit my pocket or gear?

At 3.6 inches long and 0.60 inches in diameter, the aluminum body weighs 1.10 oz with battery and includes a removable clip for pocket or hat-brim carry.

How do I install the battery and operate the tail switch correctly?

Unscrew the tail cap, insert the included AAA alkaline battery positive-end first, then tighten; press the tail button once for constant on or hold for momentary activation.

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