Handheld Tachometer Digital Speedometer Accurate RPM Measurement Data Recording
RPM at 2.5 to 999.9 RPM and RPM at 1000 to 99,999 RPM. Resolution: 0.1RPM, at 2.5~999.9RPM; 1RPM, at 1000~99,999 RPM. Maximum, minimum and average value recording function. Recording interval setting function.