??Useage & Maintenance??: Keep track of actual running time and single working hours of the gas engine, adjustable maintenance interval time with reminder for oil change or other maintenance task; hours range: 0-99,999 hours, maintenance timer range: 0-2000 hours.
??Idle Speed Adjustment??: Display the engine real-time RPM and highest RPM since engine started to adjust the idle speed, multiple cylinder configurations to be chosen for RPM value correction, extra alert channel for speed exceed reminder; RPM measurement range: 0-20000RPM, Alert value range:1000-20000RPM.
??Backlights??: Green backlight will help to use it at night or the dim place, you can set the backlight for always-on, OFF and automatical mode as request; Red backlight will display to remind the RPM exceed warning.
??Battery Saving??: Battery capacity will be kept in good condition with insulation sheet before using or during transport; Replaceable battery compartment and LCD shutdown also can extend the lifetime in vacant time.
??Others??: Simple mount it by stick-on at any proper position;One wire hook-up design for engine signal detection with wire shorten or extend( wire length:appox.68.8 inches); Favorable waterproof resistence by whole housing design and back O sealed ring; User data will be retained after display shutdown or battery replaced; Reliable technical support and after-sales service(2 years).
YR-HM032A Digital Tach Hour Meter, Working Hours Track,Maintenance Reminder,Current RPM recorded, RPM exceed Alert, Green Red Backlight Display, User Data Storage,Waterproof Design.