Prosport JDM Series - Fuel Pressure Gauge52mm electronic gauge featuring a blacked out face, tinted lens, and aluminum bezel, offering 0 100 PSI readings via a high speed Japanese stepper motor Dual Display: Provides both a sweeping needle and digital readout for precise monitoring (0 100 PSI). Lighting: User selectable Amber or White backlighting. Performance: Fast, accurate Japanese stepper motor movement with a startup "pointer sweep" self check. Warning Function: Programmable warning