• Measurement type: Revolution Per Minute(RPM).
• Laser sighting.
• 5 digital microprocessor-controlled LCD display.
• Can store 10 sets of data, each group of data includes a MAX measurement, a MIN measurement, a AVG measurement.
• Auto back light.
• Ultra low power consumption in shutdown mode.
• In accordance with IEC60825-1.
| Measurement range | 7-99,999(RPM) | 
| Accuracy | 7.0- 5999.9 RPM: ±0.01%and±1digit 5999.9- 99999RPM: ±0.05%and±1digit | 
| Detection | laser diode | 
| Resolution | 7.0-9999.9RPM: 0.1RPM 10000-99999RPM: 1RPM | 
| Tool size | 16x7x3.5cm | 
| Battery | 4 × AA, 1.5V | 
| Package | sandwich |