English 
1.Be suitable for all kinds of tacho RPM sensors, and display the rotation speed of the engine.
2.The gauge has the advantages of high precision, quick location confirmation and short start up time.
3.Use moving-magnet principle to drive the needle, featuring good endurance and anti-vibration.
4.IP67 waterproof and dustproof grade.
5.Stepper motors used for full range of stepping gauges, great feature with its less power consumption, longer life, higher precision, etc.
6.With curved glass (with anti-fogging function).
7.With ultra-wide working voltage design( long-term operating voltage: 9-32V, Maximum up to: 36V (≤ 1 min)).
Features:
1.Be suitable for all kinds of tacho RPM sensors, and display the rotation speed of the engine.
2.The gauge has the advantages of high precision, quick location confirmation and short start up time.
3.Use moving-magnet principle to drive the needle, featuring good endurance and anti-vibration.
