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1. Timing range: 1 minute to 99999 (MIN) 2. It is used to measure cylinder two-stroke or four-stroke fuel or gasoline engine (speed RPM), and the cumulative time of engine working timing 3. LCD display, low-voltage design, built-in battery (CR2450) power supply, inductive design, safe and reliable 4. When the gasoline engine is not working, the tachometer will automatically save energy and turn off the display; when the gasoline engine is working, the tachometer will automatically start testing 5. A variety of measurement methods: After installing one end of the electronic wire on the electronic watch case, use a metal clip to clamp it on the spark plug wire sheath for induction measurement; bundle the electronic wire on the spark plug wire sheath and wind it several times for induction To measure, a hand-held tachometer measures 3 to 5 cm near the spark plug wire sheath 6. Applicable to: gasoline engine, engine, chainsaw, lawn mower, glider, motorcycle, automobile, kart, engineering vehicle, snowmobile, ATV, motor boat, grinder, generator, vibrating machine mechanical equipment, etc. 7. Power supply: button battery (including CR2450) 8. Speed mode setting: long press (SET) button, the screen will display 01, 02, 03, 04 Sequence, (01, 02, 03 screens, displaying the speed modes corresponding to various engines Stroke) The factory default value is 02 speed mode, release the button with your finger, the data will flash and display for 3 to 5 seconds, then confirm to start the speed mode, and you can measure 9. Shut down: press and hold the (SET) key, the screen will display 01, 02, 03, 04 in sequence; when the screen displays 04, it will flash for 3 to 5 seconds, after it stops, confirm the start 10. System reset mode, press (MODE) button and (SET) at the same time until full screen display (recorded working time and speed data are cleared) 11. Long press the (MODE) button to view historical high-speed data
