Yooreal Self-Powered Digital Tach/Hour Meter,Maintenance Hours,Waterproof for Lawn Tractor Generator Mini Bike Chainsaw ATV Outboard Motor Snowmobile

• 【TWO SYSTEM】: Avaliable 2 sets of operating system(DSP1 & DSP2): full-featured and RPM monitoring only,which can be complied with different user's haibit.
• 【SETTABLE INITIAL TIME】: Ability to program a initial hours for new meter replacement within 1H,total hours range: 0-999999 H with 1 MIN/0.1/1 hours accuracy.
• 【MAINTENANCE SERVICE】: Schedule the periodic maintenance such as oil/air replacement by countdown timing,help you to know the time of due; maintenance timers range: 0 to 2000 H/OFF.
• 【RPM GAUGE METER】: Monitor the RPM and MAX RPM(Can be reset),with 9 engine firing patterns and RPM measurement range to adjust the idle speed status; RPM alert channel to warn the overspeed; RPM/Alert RPM range: 0-25000RPM.
• 【OTHERS】：Easy to install by screw-on or stick-on; One wire pick-up for the gas engine signal detect,length 5.74 ft, it will workable whatever shorten or extend(not exceed 9.84 ft);Built-in battery CR2450;Waterproof rate:IP67; User shutdown; 2 years guarantee by excellent after-sales and technical group support.

Yooreal YR-HM059A Digital Hours&RPM Meter, Maintenance Reminder,Initial Hours Setting,RPM Alarm,Green&Red Backlight Display, User Data Storage,Waterproof Design. Product Features: Hours ▶ Accumulate engine total working hours when it shutdown, timing read up to 999,999 hours with 1 min /0.1/1 hour accuracy. ▶ TOT hours is non-resettable but restart from 0 when value exceed 999,999 hours. ▶ Count-down tracking for maintenance time, remind the arrived status by flashed icon ▶ TOT initial hours can be programmed for replace an old hour meter. ▶ Maintenance time range: 0-2000 hours ▶ Record the times per engine working period. RPM ▶ Record real-time RPM value when engine is on, measurement range 0-25000RPM with 10 RPM resolution. ▶ Display highest RPM since engine started. ▶ RPM alert channel for speed exceed, remind by flashed warning icon. ▶ The engine firing patterns and RPM measurement range to be chosen for RPM accuracy adjustment. ▶ RPM measurement range: r1---0 to 25000RPM; r2---0 to18000RPM; r3---0 to 12000RPM; r4--- 0 to 6000RPM. ▶ Suitable for gas engine 2 stroke up to 6 cylinders, 4 stroke up to 16 cylinders. Specification ▶ LCD window size:approx.0.12×0.045 ft. ▶ Product size:approx.0.26x0.13x0.066 ft. ▶ Accessories: Double sided velcro,cable tie,User manual. ▶ CE ROHS certification ▶ Waterproof rate: IP67.