DC 8V to 65V Digital Hour Meter RPM Meter,Battery Volt Meter,Backlight Display,Waterproof Design for Lawn Mower Generator Outboard Motor Boat ATV etc.
TACH/HOUR METER----It is a multifunctional meter with backlight dual screen display for functions TOT hours,JOB timer and Tachometer.
TOT Hours----Help you to track how many hours are the engine/machine working;Display the total running hours when engine/machine is off;TOT hours are non-resettable; Timing range:0-99999.9 hours,0.1 hour accuracy.
JOB TIMER----JOB timers used to measure the time of a particular work job, such as change oil, Air filter etc.; JOB timer can be reset; Timing range:0-99999.9 hours,0.1/1 hour accuracy.
TACHOMETER----Record the real-time RPM value when engine is on, help to adjust engine idle;Programmable engine firing patterns keep the RPM value more accurate;Recording and recall engine MAX RPM; RPM range 0-20000RPM, 10RPM accuracy.
OTHER ----Easy to install; Worked by external power AC12-48V or DC6-48V, bulit-in battery CR2032;Data retained when engine /machine shutdown.