The Nitecore MH25 V2 Hunting Kit has all you need to convert the popular flashlight in to a gun/lamping light.  

The kit includes:

• MH25 V2 torch
• USB charging cable 
• NL2150 21700 Li-ion battery 
• NFR40 filter (red)
• NFG40 filter (green)
• RSW3 remote switch
• Tactical ring
• Lanyard
• GM02 weapon mount 
• Holster

The MH25 V2 has a maximum output of 1300 lumens and a beam distance of 475 meters.  The torch is rechargeable using the USB-C cable provided. The torch is also compatible with 18650 and CR123 batteries (available separately). Operation is via dual switch setup with a forward click tactical tail switch with momentary-on functionality and a metal side switch to change brightness. A blue indicator light is built into the side switch and flashes to display the remaining battery voltage.

Brightness Levels, Runtimes and Range:
High: 1300 lumens - 3 hours - 475 meters
Medium: 300 lumens - 8 hours 30 minutes - 210 meters
Low: 50 lumens - 50 hours  - 87 meters
Ultralow: 1 lumen - 1500 hours - 11 meters
Plus Strobe, Beacon and SOS modes (1300 lumens).

The hunting kit comes in a easy to carry hard case with foam inserts.