RPM Speed Meter Anti-scratch 4 Dial LED Display Tacho High QualitySpecifications:It is a dial with Hall r and , featuring high accuracy, fast response, good stability and strong anti-interference ability.There is a dial with a measuring range of 10-9999RPM, a power supply of 8-24V and a current of 30mA. With standard size appearance, it is easy to install and easy to use.It is made of plastic, electronic component and material, and it is ble and anti-corrosive.The length of the is 7.9 cm, the width is 4.1 cm, the height is 2.1 cm. The length of the inductor is 6 cm, the width is 1 cm. The length of the r cable is 120 cm. The length of the is 1 cm, the width is 0.2 cm.This dial can be applicable to various applications of RPM speed measurement.Item Name: Vehicle Material: Appearance Color: BlackLED Color: Blue, RedDisplay Mode: LED DisplayVoltage: DC8-24VCurrent: 30mAProximity Output Current: 20mA (for r)Measuring Range: 10-9999RPMAccuracy: 0.1 PercentClear Time: About 10 SecondsDisplay Refresh Rate:> 3 Times/Sec. Range: 1 mm-10 mmWorking Temperature: -10 to 60 Degrees CelsiusFeatures: High Accuracy, Wide Application, Easy to InstallSize Details: Size: 7.9cm x 4.1cm x 2.1cm/3.11" x 1.61" x 0.83" (Approx.)Inductor Size: 6cm x 1cm/2.36" x 0.39" (Approx.)r Cable Length: 120cm/47.24" (Approx.) Size: 1cm x 0.2cm/0.39" x 0.08" (Approx.)Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Vehicle 1 x Hall r1 x Manet