Product Description:Used to measure the pressure of automobile turbo.Condition:100% New.lighting on the dial for easy reading in the darkness.Specifications:Movement structure: high-speed stepping motorBacklightColor: White Light & Red LightPower:DC 12V Professional.Diameter:60mm Or 2.5 Inch.Unit: KpaMeasurement range: -1~2 (100 kpa)Universal fit for: 12Volt Turbo CarTurbo alarm: can be set,Accompanied by a warning sound.Accessory1 * Sensor1 * PVC Hose(length1.8 m)1 * T-Fitting1 * Air Filter1 * 60mm Gauge PodsNote:If the turbine meter is received, the pointer is not at the "0" position.It is not a malfunction! It's normal.You need to connect the turbine meter to the sensor and turn on the power, the pointer will indicate "0".