Product Description:Diameter:2 Inch(52mm)Current:IGN MAX 0.3A ILM 0.3APower:DC(10-15V) 12V ProfessionalFeature :1.High speed Stepper motor with a quick response.2.Comes with installation manual.3.Clear and bright LED Display with 7 colors Backlight4.The button on the lens can switch the color of light you want.Package include:1 XOil Pressure Gauge(0-7 BAR)1 XOil Electronic Sensor(1/8NPT)1 X Wire1XEnglish Manual