12V Auto Tur-bo Bo-ost Meter Universal -1 ~ 0 ~ 3 BAR 52mm Meter Digital LED Feature: Diameter: 2 "/ 52mm Length : 47mm The distance of two bolt : 37mm Current: IGN MAX 0.3A ILM 0.3A Power: DC (10-15V) 12V Professional Application: Universal 12V Car Super white LED display. Red LED illuminated needles. Tint lens smoke during the day, LED display Clear and bright at night. Add a look and feel to your race ride, high quality and light weight. Suitable to Replace 2 "/ 52mm All 3 Bar (300 KPA) Turbo Boost Gauge Metric Auto Truck Boat Motorcycle and other Engines. Comes with hardware Mounting and Installation. Easy Installation With English User Manual Note:Professional Installation is Highly Recommended Package Content: 1 x boost bar gauge 1 x PVC Hose 1 x T-Fitting