The UTG Grip Light combines a vertical foregrip with a 400-lumen weapon light in one unit. The CREE LED throws a wide flood beam, and the included QD mount base lets you attach and remove it from a Picatinny rail quickly. Features: 2-in-1 vertical foregrip and weapon light 400 lumens, CREE LED with wide flood beam Runs on 2x CR123A batteries (included) Approximately 3-hour runtime Aircraft-grade aluminum, hardcoat anodized Ambidextrous push-button switch Includes Picatinny QD lever-lock mount base Requires a Picatinny rail to mount. An M-LOK handguard needs a rail section added first.