This digital tachometer provides fast and accurate - contact and non contact - RPM and surface speed measurement of rotating objects.

This tachometer features a wide measurement range (from a very low RPM) and high resolution.

• Range: 2~99,999 rpm (non-contact)
• Range: 2~20,000 rpm (contact)
• Detecting distance: 50mm - 500mm
• Accuracy: +/- 0.05% 1 digits
• Min / Max & calibration function
• Auto Power Off
• 5 digit LCD display
• 9V battery included

Quick, reliable diagnosis for all spark ignition systems, including Coil On Plug (COP) and general distributor type SPW.

Induction technology requiring no hook ups / ground wires / special adaptors.

Diagnose misfires, starting issues, damaged spark plugs / wires. Measure cylinder speed, ignition voltage, ignition time etc.

• Spark voltage (0-50,000V)
• Spark burn time (0-10ms)
• 200 to 19,999 RPM