Digital Tachometer

This Auto Range Digital Tachometer has Wide Measuring Range and High Resolution.

Testing Range	2.5 to 99999 RPM (r/min)
Resolution	0.1 RPM (2.5 to 999.9 RPM) 1 RPM (OVER 1000RPM)
Accuracy	± 0.05%
Detecting Distance	2 to 20 inch
Display	5 Digital LCD Display
Power Supply	4X1.5 Volt AA Size Batteries
Display Size	41X 20mm
The last value/ Max Value/Stored in Memory	Min Value will be Automatically