Sunsbell Digital Laser Tachometer RPM Meter Non-Touch Motor Tachometer Speed Gun

Specification:
5 bit 18mm LCD screen display
Test range: 2.5RPM~99999RPM
Resolution: 0.1 RPM (from 2.5 to 999.9 RPM) 1 RPM (over 1,000 RPM)
Accuracy: +/-( 0.05% +1 digit)
Distance: 50mm~200mm
Memory: Last Value. Max Value. Min RPM
Powered by one 9V 6F22 battery(battery is not included)
Dimnesion: 130×70×30mm
Weight: 141g

Package include:
1 x Digital Laser Photo Tachometer
1 x carrying bag
1 x English Manual
3 x reflective stripes