Features

1 Inductive design——Inductive tachometer, close to the engine spark plug wire, can measure the RPM. After 2 minutes of no signal, it will automatically switch to sleep mode to save power and wake up to work when needed.

2 Easy to use —— This tachometer is equipped with alligator clips, just clamp the spark plug wire with the clip to receive the signal, safe and reliable.

3 Easy to install —— Easy to installed with its bracket, which is firm and stable and can be fixed on any tubular object.

4 BACKLIGHTS—— Default green backlight will help to use it at night or dim place, Red backlight will remind when the engine RPM is higher than the set RPM alarm value. RPM alarm value is programmable.

5 Replaceable battery—— The tachometer has a battery power detection function. When the battery shows low, please replace the battery in time. Remove the bracket and open the battery door to replace the battery. The data is memorized and the data will not be lost when replacing the battery.

6 Wide range of applications —— induction tachometer suitable for any gasoline engine，Accuracy ±10RPM, speed range 0-18000, 0.5 second refresh rate.

7 Ultra-long distance sensing—— The sensing line is 2.2m long and can be welded to lengthen or cut short.

8 Resettable ——Press and hold the M and S keys simultaneously for 5 seconds to reset and restore to factory settings.

Product Function:

Timing System Including:
Total running hours TOT,total hours are non-resettable;
Partial running time JOB,partial hours are resettable;
Maintenance timer can be set freely to 0-500 hours SVC;
Hours Range 0-9999.9 hours 

RPM Measuring System:
Measuring current engine RPM;
Recording and recall engine MAX RPM;
Setting overspeed warning function and can resettable;
RPM Range 0- 18,000;
Replaceable battery.

Product Specification:
Waterproof Rate:IP68
Induction Wire:2.2M
Product Size:54.2*41.3*18.8(mm)
Display Screen:LCD+Green Backlight
Screen Size:41x18(mm)
Refresh Rate:0.5S
Hours Range:0-9999.9H
RPM Range:0-18000RPM
RPM Alert Setting Range:1000-18000RPM
Housing Material:ABS
Length Battery Sepctification:CR2450
Timing Precision:0.1H
Maintinance Timer:0-500H
RPM Accuracy:10RPM

Package Includes: 
1x Tach/Hour Meter with Wire
1 x Mount Accessories in the pictures
1x User Manual