Features:1. This digital meter is black with a bright blue LCD reading.2. Easy to install and durable.3. High sensitivity and easy operation.4. Illumination on the dial for easy reading in the dark.5. Suitable for most 12V gasoline cars.Specification:Material: ABSCord length: about 56 cmDisplay range: 0 ~ 999 (x 10 RPM)Accurate figures: every 10 revolutionsWarning point: ≥6500RPMLED 20:Green x 7 (500-3500RPM)Yellow x 5 (4000-6000RPM)Red x 8 (6500-10000RPM)1 LED light reduction per 500 RPMIncluded: