The Charger CoolCop model has a brand new, stronger spring clip snap-in feature and comes with a lifetime warranty! The Charger CoolCop model only fits the 2011 plus years of the Dodge Charger and is quickly interchangeable between patrol vehicles. To un-install slide the cup to the side or compress the internal spring clip. The Charger CoolCop comes complete with a vent cup, 6 foot hose and a vest nozzle. CoolCop can also be used for heating in the cold months!