Brand new Gen2 Smokey Wolf Tracer Unit with Muzzle Flash + Smoke Generator. Simulating a shot has never been more perfect in airsoft The new improved version has been thoroughly overhauled and made even better. It now has a better sensor that synchronizes the muzzle flash and the smoke generator better. The charging port has been changed to a modern USB-C. In addition, there is now a level indicator for the liquid (2 Bottles Included) and the unit itself has become more compact so that it fits even better into the customer's existing silencer Length: 165mm Diameter: 35mm Material: Aluminum Connection: USB-C incl. charging cable for USB-C, 2 Bottles Smoke Oil