Digital Photo Laser Tachometer Non Contact Tach RPM Tester Digital Laser Photo Tachometer Non Contact RPM Tach Tester RPM Motors New Handheld Digital Laser Photo Tachometer Non Contact RPM Tach Meter Tester Professional Digital Photo Laser Tachometer Non Contact Tach RPM Tester Detector Description: Brand new and high quality The RPM of motors and machine parts Wide measuring range & high resolution Large LCD displaying Digital display gives exact RPM with on guessing or errors. The last value/min . value will be automatically stored in memory and can be displayed by turn anytime The use of durable The housing has been carefully shaped to fit comfortably in either hand It is a great tool to measure In wood and metal working it can be used to accurately measure the speed of a lathe Feature: Display: Large 5 digit, 18mm LCD Test select: Automatic Range: 2.5 to 99,999 RPM Resolution: 0.1 RPM (from 2.5 to 999.9 RPM) 1 RPM (over 1,000 RPM) Accuracy: +/-( 0.05%25 +1 digit) Distance: 50 to 500mm/ 2 to 20 inch Memory: Last Value. Max Value. Min RPM Size: 14x10x4cm Weight: 4.90oz How to use: To take the measurement, apply a reflective mark tape (included in package) onto the target object, aim the laser beam at the mark, the RPM displays on the LCD screen. Package include: 1 X Photo Laser Tachometer£¨not include battery) 1 X storage bag 3X reflective mark tapes