Jayron JRHM058 Digital Hour Meter Tachometer2 System OptionsCountdown Maintenance RminderBacklight SettingResettable Max SpeedReplacement Battery ReminderOFFfor MotorcyclesLawn Mowers

Jayron JR-HM058 self-powered engine digital maintenance reminder tachometer, including tachometer, chronograph, maintenance timer, job timer, programmable max RPM reminder, backlight mode selection,waterproof design. Product Features: 1 Hour Meter ?When the engine is turn off, the display will show the TOT of the engine and remains visible. ?Total Hours reading displays from 0 to 9999H59Min,1Min accuracy;Total Hours reading displays from 9999H59Min to 99999.9H,0.1H accuracy;Total Hours reading displays exceeds 99999.9H,1H accuracy. ?TOT hours are non-resettable.Exceed the max value,reset automatically. 2 Tachometer ? 9 selectable spark plug firing pattern:1P1R,1P2R,2P1R,3P1R,3P2R,4P1R,5P2R,6P1R,9P1R. ? The tachometer displays 0-25,000 RPM, the resolution is 10 RPM, and the RPM refresh rate: 0.5s. ? Record and call engine MAX RPM, programmable RPM alarm value, red backlight display and warning icon flashing to remind the engine speed is out of range.Max RPM can be reset. 3 JOB timer ? JOB timer reading displays from 0 to 99,9999 Hours, 1MIN/0.1H/1H accuracy. ? Job timer can be reset. 4 SVC ? Programmable maintenance interval range: 0-2000 hours ? When the maintenance time is reached, the red backlight will be displayed, and the maintenance warning icon will flash to remind. 5 Other ? Built-in CR2450 battery ? Programmable backlight mode: Auto/OFF/ON ? Standard wire length is 1500mm (4.92 ft),Can be cut short ? Patent, CE ROHS certification ? Waterproof rate: IP67 6 Works on: Suitable for all types of gasoline engines: ? 2 Stroke 1 cylinder/2 stroke 2 cylinder/2 stroke 3 cylinder/2 stroke 6 cylinder ? 4 stroke 1 cylinder/ 4 stroke 2 cylinder/4 stroke 3 cylinder/4 stroke 4 cylinder/4 stroke 5 cylinder/4 stroke 6 cylinder/ 4 stroke 8 cylinder/4 stroke 12 cylinder/4 stroke 16 cylinder.