SME's Vertical Fore Grip Weapon Light is a powerful 260 lumen CREE LED flashlight, with constant on and blinding strobe modes. It is made of a water resistant, durable aluminum with a quick crossbar mounting system and wingnut which allows installation and removal of the grip to any Picatinny or Weaver rails. The weapon light uses a spot focus for clear and precision target identification, two CR123 battery and has a 3.9" grip length.