Specification Brand : Yuecoom BulletPoint : VIHELM BulletPoint1 : Dual use: The non contact tachometer is dual use for non-contact & contact testing on your needs, you can choose according to your needs. BulletPoint2 : 4 Headers: The digital contact tachometer have 4 different connecting head used for contact measuring. BulletPoint3 : Wide range of applications: The digital tachometer is wide measuring type: can test rotational speed(RPM), counter rotating(REV), frequency(Hz), surface speed(m/minute; inch/min; feet/min; yard/min and length (meter, inch, feet, yard). BulletPoint4 : Versatile: The digital tachometer is high resolution ratio and 5-digit backlight LCD display, convenient and easy to use. BulletPoint5 : Accurate:In particular, with different rubber contact wheels can meet the user in any occasion of the contact speed accurate measurement. Color : Silverx2pcs ExternallyAssignedProductIdentifier : 7361940369828 ExternallyAssignedProductIdentifier1 : 0797442725898 ExternallyAssignedProductIdentifier2 : 797442725898 FinishType : Finish IncludedComponents : AR925 X1 ItemName : Handheld Non Contact 2-99999& Contact 2-19999 LCD Digital Tachometer Tach Rotate Speed Meter, Digital Tachometer Tester ItemPackageDimensions_Height : 3 centimeters ItemPackageDimensions_Length : 12 centimeters ItemPackageDimensions_Width : 5 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : industrial-tachometers Manufacturer : Yuecoom Material : Acrylonitrile Butadiene Styrene (ABS) MeasurementAccuracy : 1 ModelName : Huleoaukgx871cz-11 ModelNumber : Huleoaukgx871cz-11 NumberOfItems : 199 PartNumber : Yuecoom9p7fq2xy8z PowerSourceType : PowerSource ProductDescription : Description: This is a professional and practical tachometer with wide measuring type and range. It is dual use, you can choose non-contact or contact way to test on your needs. With laser technology to targeting, you can get more accurate data. It can be widely used in the field of motor, electrical fan, paper making, plastic industry, chemical fiber, washing machines, car making etc. Features: Dual use for non-contact & contact testing on your needs. Have 4 different connecting head used for contact measuring. Wide measuring type: can test rotational speed(RPM), counter rotating(REV),frequency(Hz),surface speed(m/minute; inch/min; feet/min; yard/min and length(meter, inch, feet, yard). Specifications: Condition:100% Brand New Power Supply: 9V Battery(Not Included) Display: 5-digit Backlight LCD Display Accuracy: 0.02% +/- 2 digits Contact Measuring Range: 2-19999RPM Non-contact Measuring Range: 2-99999RPM REV Measuring Range: 1-99999 Resolution Ratio: 0.1 or 1 Sampling Time: 0.5sec. Measuring Distance: 50mm-600mm Power Consumption: 45mA Product Size: Approx. 18.5 x 7 x 3cm/7.3 x 2.8 x 1.2in Net Weight: Approx.190g/6.7oz Package List: 1 x Tachometer 4 x Connecting Head 1 x Red Protection Cover 1 x Reflective Tag 1 x Englsih User Manual Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.