Streamlight TLR-8 X G Weapon Light w Green Laser and Rear Switch - Designed to fit a variety of full-size and compact railed handguns, the TLR-8 X X G accepts either a CR123A lithium battery or Streamlight's SL-B9 USB rechargeable protected lithium-ion battery pack. Interchangeable rear paddle switches accommodate your shooting style. Multi-fuel: Uses (1) CR123A lithium battery (included) or (1) Streamlight SL-B9 protected Li-Ion USB-C rechargeable battery pack; 500 lumens; 5,000 candela; 141m beam; runs 1.5 hours (CR123A), runs 1 hour (SL-B9); Laser mode runs 11 hours; Ambidextrous rear paddle switches with HIGH and LOW options; Safe-off feature prevents accidental activation; saves batteries; Rail grip clamp securely attaches/detaches without putting your hands in front of the muzzle; Durable, anodized machined aluminum construction; User-enabled strobe function; Length: 2.58 in (6.55 cm); Weight w/ CR123A: 2.64 oz (74.8 g); Weight w/ SL-B9: 2.74 oz (77.7 g); IPX4 water-resistant; Limited Manufacturer lifetime warranty;