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• Descriptions: This tachometer is a nice tool to measure the revolutions consistent with minute(RPM) with wide measuring range and excessive resolution It is featured with excessive accuracy measurement, short measuring time and long detecting distance up to 500mm(20 inch) with Laser This tachometer is very easy to apply by means of making use of a reflective tape(included in package) on course object, then aim at the mark via Laser beam This tachometer has big selection of applications, corresponding to measuring rotating pace of machine, motors, wheels, lathe for metallic or wooden chopping work, and so on Features: 1 hand-held digital tachometer with steady functionality 2 and guide size modes for selection three measuring range(2 to 99999 RPM) and high decision 4/MIN/AVG values checklist operate 5 maintain function, records list and recall(60 readings) 6 screen with white backlight, easy to read 7 of measuring at a distance from 2-20in(50-500mm) 8 and guide strength off nine battery indication Specifications: Color: Blue / Red Material: ABS plastic Product Size: one hundred forty five * eighty five * 35mm/5*3*1" Product Weight: 90g Measuring Range: 2 RPM Resolution: 0 at 2~999; 1RPM at 1000~99999RPM Accuracy: ±0%+1 digtal Measuring Distance: 50~500mm / 2~20in Sampling Time: 0(above 120RPM) Data Storage Capacity: 60 Readings Auto Power Off: After 20s Operation Temperature: zero to 50℃(32 to 122℉) Operation Humidity: 10 to 90%RH Storage Temperature: -10 to 60℃(14 to 140℉) Storage Humidity: 10 to 75%RH Power Supply: 1 * 9V 6F22 Battery(NOT Included) Note: 1 You should stick the reflective tape onto the target object earlier than measuring 2 Do not level the laser beam towards eyes directly; safety eyewear is suggested three Do no longer use it near explosive gases or in other potentially explosive places 1 X Digital Tachometer 1 X Reflective Tape 1 X User Manual

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