Easy access to various output and a tough HA III aluminum that can handle the toughest environments, the Nitecore MH25S has it all to be a trustworthy companion in any situation.  The light comes with enough tactical capabilities to meet the demands of even police officers or military personnel and its revolutionary optical system when combined with a SST-40-W LED  enables the torch to emit an 1800 lumens beam that would cover an impressive distances.  It can equally serve you as an emergency tool with its very disorientating strobe mode very effective to disorient night attackers. An integrated USB Type-C charging port behind the head charges the included 21700 battery in the light, eliminating the need for a separate charging cradle.

Features:

• Utilizes a SST-40-W LED with a max output of 1,800 lumens
• Max peak beam intensity of 63500cd and a max throw of 504 meters
• An optical system combined with crystal coaching and Precision Digital Optics Technology
• Powered by a 21700 high capacity Li-ion battery while compatible with 18650 and CR123 batteries to provide a runtime up to 1500 hours
• Tactical Mode and Daily Mode available
• Tactical Tail Switch
• The metal side switch controls 5 brightness levels and 3 special modes
• Strobe mode uses randomly changing frequencies for stronger dizzying effects
• A power indicator beneath the sides switch indicates the remaining battery power
• The power indicator can display the battery voltage
• Intelligent Li-ion battery charging circuit with a USB-C port
• Highly efficient constant current circuit provides a stable output
• Incorporated Advanced Temperature Regulation module
• Electronic reverse polarity protection
• Optical lenses with double-sided scratch resistant coating
• Constructed from aero grade aluminum alloy
• HA III military grade hard-anodized finish
• Waterproof and dustproof rating in accordance with IP68
• 2 meter submersible
• Impact resistant to 1 meter
• Modes/Brightness Output: Turbo (1800 lumen/ 45 min), High (1050 lumen/ 3hr), Mid (300 lumen/8hr30min), Low (50 lumen/48hr), Ultralow (1 lumen/ 1500hr), Strobe (1800 lumen/-), Beacon (1800 lumen/-), SOS (1800 lumen/-)
• Length 156.9 mm / 6.18 in
• Head Size 40 mm / 1.57 in
• Weight 130.7 g / 4.61 Oz