✅Inductive Pickup Design – Simple wrap-around installation on the spark plug wire, no batteries or complicated wiring needed.
eBay
Kebidumei Digital Tach Hour Meter Tachometer LCD Display for Outboard Motor Lawn Mower Motocross Motorcycle Marine Chainsaw
Aliexpress UK
Display engine working hours. Display engine working speed. Regular engine maintenance. -Suitable for any two-stroke or four-stroke gas engine. -Programmable setting of maintenance hours, service icons, reminders when changing oil or other services.
eBay
Digital LCD Display Motor Speedmeter Engine Hour Meter Tachometer Gauge RPM For Gasoline 2/4 Stroke Boat Motorcycles Chainsaw
Aliexpress UK
Programmable Maintenance hour setting with service Icon, a reminder when to change oil or other service. - work on any 2 or 4 stroke gas powered engine. - With wrap black wire around spark plug wire, can work on all spark ignition engines by selecting engine type using S1 and S2 buttons.
eBay
Digital Motor Speedmeter Engine Hour Meter Tachometer Gauge RPM LCD Display For Gasoline 2/4 Stroke Boat Motorcycles Chainsaw
Aliexpress UK
Programmable Maintenance hour setting with service Icon, a reminder when to change oil or other service. - work on any 2 or 4 stroke gasoline powered engine. - With wrap black wire around spark plug wire, can work on all spark ignition engines by selecting engine type using S1 and S2 buttons.
eBay
DC 12V Universal Motorcycle LED Backlight Tachometer Electronic Tach Meter Gauge Electronic Tachometer Tachometer LED Tachometer
Aliexpress UK
This product can be used in all gasoline engines with spark plugs. When you release the button with your finger, the display data will flash for 3 to 5 seconds. Timing range: 1 minute to 99999 minutes (MIN).
eBay
TASI TA500A/B/C Tachometer Contact&Non-contact Digital Tachometer Laser Photo Tachometer High Accuracy Max 100000 RPM Tachometer
Aliexpress UK
Work on any 2 or 4 stroke gasoline-powered motor.Great for engines that range in the 25,000+ RPM range. 7.83Hz 0.1Hz~200000Hz Adjustable Pulse Sine Frequency Schumann Wave Generator. Programmable maintenance hour setting with service icon, a reminder when to change oil or other service.
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TASI Tachometer Contact Non-contact Digital RPM Tachometer Laser Photo Tachometer 3～100000RPM High Accuracy Backlit Display
Aliexpress UK
Work on any 2 or 4 stroke gasoline powered motor.Great for engines that range in the 25,000+ RPM range. Programmable maintenance hour setting with service icon, a reminder when to change oil or other service.
eBay
TASI Contact/Non-contact Digital Tachometer Laser Photo Tachometer 3～100000RPM High Accuracy RPM Tachometer Backlit Display
Aliexpress UK
Feature: 1. Large LCD display.Fine workmanship and good performance.Easy to use.Long service life. 2. Work on any 2 or 4 stroke gasoline powered motor.Great for engines that range in the 25,000+ RPM range. 3. The hour meter reads up to 10000 hours and then sets to zero & the tachometer can read up to 99.999 RPM. 4. Programmable maintenance hour setting with service icon, a reminder when to change oil or other service. Specification: Model: Can replace battery Size: approx. 5.2 * 4.6cm/2.04 * 1.81inch Color: Black Material: Plastic Package Includes: 1 x Tachometer (Batteries are not included)
eBay
DT‑2234C+ NOn Contact Digital LCD Laser Photo Tachometer Mini RPM Tester Meter Digital Tach Digital Tachometer Tach Tachometer
Aliexpress UK