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Small Engine Hour Meter and Digital Tachometer, Waterproof Inductive Tacho Gauge, Automotive Accessories for ZTR Lawn Mower Tractor Generator Motorcycle Chainsaw Marine

  • Based on 154 reviews
Condition: New
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Availability: In Stock.
Fulfilled by Amazon

Arrives Saturday, May 2
Order within 19 hours and 29 minutes
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Features

  • Wide Application: The backlight digital hour meter is widely used for any 2 or 4-stroke gasoline engine such as motorcycles, ATVs, boats, outboards, lawn mowers, UTVs, snowmobiles, pit bikes, generators, tractors, scooters, golf carts, mopeds, etc.
  • 2-in-1 Multifunction: It includes two functions, tachometer and hour meter, which can display both engine speed and running hours. It helps you track the engine working hours and record the engine RPM to improve the efficiency of your work and save time.
  • Waterproof & Durable: The tachometer is extremely well sealed and 100% waterproof, effectively avoiding any liquid infiltration that could cause a short circuit. High-quality raw materials make it very durable, able to resist strong shocks and vibrations, even if it is dropped from a high place will not be easily broken.
  • Easy to Install: This digital tachometer is very easy to operate. You just need to tie the connection wire to the spark plug and you're done. The hour meter can diagnose the life of your vehicle for oil changes, valves, tune-ups, spark plug changes, etc.
  • Buy with Confidence: Our team have the formidable design research and development ability, the extremely strict management and the quality control system. If you have any product problems or installation problems, please feel free to contact us, we promise to always provide satisfactory solutions and serve you.

Description

TIMING:- Tracking the total working time of engine;- Timing range:0-99999H;- Timing accuracy:0.1/1H;- TOT vaule can be reset within 1H.TACHOMETER:- Programmable firing patterns;- Has 9 kinds of stroke setting and 1 timing:1P1R,1P2R,2P1R,3P1R,3P2R,4P1R,5P2R,6P1R,8P1R,hour(only record running hours,does not measure engine RPM);- RPM range:0-25000RPM;- RPM accuracy:10 RPM;- RPM refresh:0.5s.

Brand: Moly Magnolia


Material: Plastic


Item dimensions L x W x H: 0.8 x 0.5 x 0.5 inches


Item Weight: 60 Grams


Thread Type: Npt


Brand Name: Moly Magnolia


Manufacturer: Moly Magnolia


Included Components: Small Engine Hour Meter and Digital Tachometer


Unit Count: 1.0 Count


Warranty Description: 0.2


Item Dimensions: 0.8 x 0.5 x 0.5 inches


Item Weight: 60 Grams


Material Type: Plastic


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Saturday, May 2

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

  • Klarna Financing
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  • Affirm Financing
  • Afterpay Financing
  • PayTomorrow Financing
  • Financing through Apple Pay
Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

Top Amazon Reviews


  • Hour meter and Tachometer for small engine
Indicates Hours and RPM's for small engines. Great price, rapid delivery. Easy to install
Reviewed in the United States on February 1, 2026 by Wesley S

  • Great battery life and accuracy
Why did you pick this product vs others?: Cheap and perfect for my use Battery life: I left this on my garden tractor not realizing that the display stayed forever, but it does, and the battery still lasted about 2 years
Reviewed in the United States on June 28, 2025 by Rob

  • Easy to install
I Purchased this RPM/Hour meter for my New Honda Snowblower. Mounted it and ran the wire for a clean install
Reviewed in the United States on March 18, 2025 by Chester A Paselk

  • Works as described
Helped me tune my outboards idle and prop. Solid.
Reviewed in the United States on January 7, 2026 by M S

  • Accurate
Easily attaches to any engine for rpm readings.
Reviewed in the United States on January 17, 2026 by adamsm

  • Pass
Worked fine out of the box. A little bit of a pain to program but 5 minutes and it's set. Never got to test the service reminder as it started leaking a small amount of fluid out the back and froze up at around the 8 hour mark. I'll probably order another one and try my luck again but it just threw off all my service times by 8 hours +. You get what you pay for... ... show more
Reviewed in the United States on February 28, 2023 by David Slaughter

  • A must have for maintenance!
Super easy to install so I know when to do scheduled maintenance.
Reviewed in the United States on October 1, 2025 by chatch

  • Incredible Gadget
Works perfect to track the hours I out on my 20hp outboard and to keep an eye on the rpms at WOT. Works great and easy to find the correct mode for the intended application and installs easily.
Reviewed in the United States on February 24, 2024 by Wildman O

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