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Price: $12.29
Product Description
Specifications:
100% brand new and high quality
Display: 5 bit 18mm height LCD screen
Test Range: 2.5~99,999RPM (r/min)
Resolution: 0.1 RPM (rev/min) (2.5~999.9 RPM); 1 RPM (r/min) (above 1000 RPM)
Measurement Accuracy: ± 0.05% +1
Sampling time: 0.8 seconds (above 60 RPM)
Effective measuring distance: 50~500mm (laser light source)
Time Base: 6MHz Quartz Crystal Oscillator
Power consumption: About 35mA
Range selection: Automatic switching
Power supply: 1*6F22 9V battery (not included)
Dimension: 131*70*29mm (Approx.)
Features:
Mini Handheld Digital Laser Tachometer Non-contact Speedometer Rpm Speed
Designed to measure rotational speed with a visible red light beam from a powerful LED
2.5~99,999 RPM large measure range
Automatic memorize the maximum value, minimum value and the last measurement value
Auto zero adjustment function
Easy and convenient to use