SIG Sauer released a weaponlight. The Foxtrot2 has 580 lumens, powered by a single CR123 battery and 3 user-defined modes... "The FOXTROT2 is designed for the user that wants maximum output and maximum adjustability at their fingertips. This versatile weapon-mounted light has 580 lumens/13,000 Candela and is programmable with 3 user-defined modes;  Momentary, Latching, and Threshold Mode. Additionally, the user can adjust the light on the rail using the supplied 4-Position Sliding Rail; Interface Inserts For Maximum Adjustment Range On The Firearm. The FOXTROT2 mounts to any Picatinny 1913, SIG SAUER proprietary, or Glock rails with no need for adapters or cross-slot modifications. Ambidextrous Activation Paddles to power the ultra-efficient white LED that runs up to one hour on a single CR123 battery. The rail-mounted light is ideal for home defense, law enforcement, or military applications and should fit most holsters designed for handgun lights."