Learn more about the Perun Clicker for ETU Hybrid V2 in this review by L'antre Du Dingo. Clicker is a device that adds a realistic touch to the Perun V2 Hybrid trigger. It creates a resistance point that has to be pushed past to fire a shot, similar to how a real firearm trigger works. Clicker is designed for realism fans and anyone who wants to feel the trigger action.