An advanced yet economically designed tachometer that quickly and easily measures prop rotation speed up to 99,999 rpm
- Measure RPM of a spinning propeller, 2-9 blades, memorizes peak RPM data
- Peak RPM value up to 99999 per minute!!!

Specification:
-Sharp backlit LCD screen, visible under poor light condition
-220mah removable lithium button battery included
-Compact & extremely portable
-Automatic shutoff when signal is not detected within a minute
-Dimension: 90 x 54 x 16mm
-Weight:39g