Features

• accurate RPM measurements
• 5-digit LCD displays the exact RPM
• 2 test modes: rotation speed mode (RPM) and count mode (REV)
• the last value & max/min RPM values are stored automatically
• comes with carrying case
• option: DTO-RS
• for professional usage

Specifications

• accuracy: 0.05%
• resolution:
  • 2 to 999.9 RPM: 0.1 RPM
  • > 1000 RPM: 1 RPM
• sampling time: 0.5s
• detecting distance: 1 31/32" x 19 11/16"
• power supply: 1 x 9V 6LR61 battery (incl.) or external power adapter 6-9VDC (not incl.)
• power consumption: ± 45mA
• operating temperature: 32 °F~122 °F
• dimensions: 6 19/64" x 2 9/32" x 1 17/32"
• weight: 5.64 oz