<b>Runleader RL-HM035A Digial Hours/RPM/TEMP Meter Gauge, Maintenace service interval,RPM & Over-temperature alert, LCD display shutdown, Battery replaceable, Waterproof design.</b><br><br><b>Product Features:</b><br><b>Hours</b><br>▶ Accumulate engine total and partial working hours when it shutdown, timing read up to 999,99 hours with 0.1/1 hour accuracy.<br>▶ It restart from 0 when value exceed 999,99 hours.<br>▶ Count-down tracking for maintenance time, display the arrival status by red backlight and flashed SVC icon.<br>▶ Maintenance time range: 5-1000 hours with OFF selection.<br>▶ TOT initial hours can be programmed for replace an old hour meter.<br>▶ Record the times per engine working period.<br><br><b>RPM</b><br>▶ Record real-time RPM value when engine is on, measurement range 0-25000RPM with 10 RPM resolution.<br>▶ Maximum RPM value record and recall.<br>▶ Programmable RPM alert to remind the revolution speed exceed by red backlight display and flashed warning icon.<br>▶ The engine firing patterns to be chosen for RPM accuracy adjustment,suitable for gas engine 2 stroke up to 3 cylinders, 4 stroke up to 16 cylinders and 6 stroke 2 cylinder.<br><br><b>Temperaeture</b><br>▶ Display the current and maximum engine temperature by connected probe sensor(TS002).<br>▶ Maximum temperature value is resettable.<br>▶ Over-temperature alert remind you the engine temperature exceed to keep the engine healthy.<br>▶ When temperature value exceed alert value,it will display red backlight display and flashed warning icon.<br>▶ Temp measurement & alert range: -20°C~+300°C(-4°F~+572°F)<br><br><b>Specification</b><br>▶ 24 Hours clock time display.<br>▶ Internal replaceable CR2032 battery , Data retained after battery change.<br>▶ LCD window size:approx.1.62×0.67 inches<br>▶ Product size:approx.2.75X1.45X0.7 inches<br>▶ Accessories: cut-out sticker,3M velcro, cable tie,bolts,nuts,washer,CR2032 Battery,TS002 probe senor,user manual.<br>▶ Waterproof rate: IP67.