Strobe, MS-2000 (M2), Doublefly

Military LED Strobe Marker Lights with vibrating indicator

LSI Product ID: sig-6027-02

AID Model: 3994.2

When it comes to saving lives, anything less than the best is not an option. Since the introduction of the original MS-2000, it has become the main Combat Search and Rescue (C-SAR) light carried by the elite military forces around the world.

Like our highly regarded, reliable SDU-5E and MS-2000 (M), the MS-2000 (M2) is designed to meet or exceed military specifications, including MIL-L-38217D and CID A-A-59176, and it has many improved life saving features to meet multiple mission capability.


  • Meets the most up-to-date requirements of the military and fit virtually any application
  • Attached infrared (IR) filter for Night Vision Goggle (NVG) viewing with felt liner to prevent overt light leakage
  • State of the art LED technology
  • New vibration feature alerts you of activation and mode changes covertly when using the IR shield
  • Raised polarity indicators allow correct battery placement even when visibility is low or dark
  • Directional blue filter alerts friendly forces, distinguishes strobe from ground fire
  • Silicone conformal coating on electronic componenets protect against moisture
  • New braided steel retainer keeps battery cover attached
  • Operates on 2 standard alkaline AA batteries (use lithium batteries for extreme cold environments or long term storage)
  • Exceeds SOLAS standard

Model Number: MS-2000 (M2)
Size: 11.4 X 5.6 X 2.8 cm
Weight: 104 g without batteries
Batteries Required: Two AA alkaline or lithium batteries (not included)
Light Output:
- 99 peak candela (avg.)
- Strobe: 41 CD/301 LM
- Steady on: 27 CD/124 LM
- SOS: 41 CD/301 LM
Flash Rate: 50 ± 10 per minute
Light Dispersion:
- White: omnidirectional
- Infrared: omnidirectional
- Blue: unidirectional
Visibility: Military tested at a distance of 9.6 km or 5.9 miles on a clear, dark night
Waterproof: Factory tested 15.2 m or 50 ft
Construction: Case, lens and flash guard: High impact polycarboonate, IR filter: butyrate
Case Color: Black with olive drab flash guard
Activation: Large sliding spark proof magnetic reed switch
Flash Mode Indicator: Vibration indicates strobing mode
Limited Warranty: One year