Specifications:

• Type: Tachometer
• Time base: 6MHz quartz crystal oscillator
• Test range: 2.5RPM ~ 99,999RPM (rev / min)
• Resolution: 0.1RPM (rev / min) (2.5 ~ 999.9RPM) 1RPM (rev / min) (1000RPM or more)
• Range selection: automatic switching
• Powered by: 1x 6F22 9V battery (not include)
• Power consumption: about 35mA
• Origin: CN(Origin)
• Model Number: Tachometer
• Measurement accuracy: ± (0.05% +1 words)
• Material: ABS
• Dimension: app.13.1x7x2.9cm/5.16x2.76x1.14in
• Brand Name: OOTDTY