Features: PM6208A is a contact-type digital tachometer with stable performance, high reliability and high safety performance. The core component of the meter is a compact high-speed integrated chip. The meter will display rotation speeds from 50RPM---19999RPM. Adopt LCD backlit display, convenient to read data in the dark. Easy to operate and maintain, superior performance. Specification: Material: ABS Weight: 311g/11oz Contact Measurement: 50-19999RPM (0.03%+2) Measuring Distance: N/A Auto Power Off: 30S Data Logging: 100 groups MAX/MIN/AVG Functions: Yes m/min m/sec ft/min ft/Sec in/min unit selection: Yes Data Hold: Yes Display Back light: Yes Low Battery indication: Yes Category: CE Power Supply: 4*1.5AAA Battery (NOT Included) Product Size: 19.3*11.2*6.3cm/7.6*4.4*2.5inch Package List: 1* Contact tachometer 1* Black bag 5* Contact roller .wang-edit-text{ font-family:'Arial' important; } .wang-edit-text table { border-top: 1px solid 000; border-left: 1px solid 000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid 000; border-right: 1px solid 000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }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. 1PM6208A is a contact-type digital tachometer with stable performance, high reliability and high safety performance. 2The core component of the meter is a compact high-speed integrated chip. 3The meter will display rotation speeds from 50RPM---19999RPM. 4Adopt LCD backlit display, convenient to read data in the dark. 5Easy to operate and maintain, superior performance. Note: 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. Sold by-dadangjia