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2 in 1 LED Tachometer Gauge Digital RPM Voltmeter for Auto Motor Rotating

Free shipping on orders over $29.99

$6.48

$ 2 .99 $2.99

In Stock

About this item

  • we adopt 0.36in digital tube, suitable for 1~8 cylinder autos and motors 12V engine.
  • Our products are with shells and shine brighter.
  • Display battery voltage before and afrer engine start
  • When 12V car battery over voltage (overvoltage) or undervoltage, it will be flashing alarm.
  • When battery voltage is less than 11V (15V), it will flickering alarm and display the real battery voltage.


brand new and high quality
Features:
we adopt 0.36in digital tube, suitable for 1~8 cylinder autos and motors 12V engine.
Our products are with shells and shine brighter.
Display battery voltage before and afrer engine start
When 12V car battery over voltage (overvoltage) or undervoltage, it will be flashing alarm.
When battery voltage is less than 11V (15V), it will flickering alarm and display the real battery voltage.
Specification:
Working Voaltage: 8v~17v
Working Current: 40mA
Voltage Accuracy: à ±0.1V;
Rotating Accuracy: à ±30round/min
Maximym Rotating Gauge: 100-31800round/min
Bulb Color: Red
Quantity: 1 Pc
Other Fixtures:
1. This Auto car RPM meter 2 in 1 function meter use Ultra bright 0.36 inch digital tube digital display instrument, driven by high mcu. Can be used in automobile, motorcycle and other electronic ignition vehicles. Using high integrated design, the size and appearance of the same size as the single function of tachometer. Can be easily installed in the card into the supporting housing.
2. Behind the instrument button is for adjusting internal parameters, when it is discovered that the display speed and actual speed inconsistency , then we need to adjust the parameters (motorcycle idle 1100-1600, idling 750-1200, engine idling in the just started on the high side, hot car stability decreased, such as conditioning load change will influence idle).
Parameters depending on the type of engine (such as the horizontal bar, steel, four cylinder), distribution, and wiring position are concerned, specifically according to the parameters in more detail below as a reference. The parameter mismatch phenomenon is displayed, and the speed of the actual difference, are integer times or several times. This reset the normal parameters on it.
Before installation, please kind carefully read the following details, problems timel


Roberto
Reviewed in the United States on April 2, 2025
This tachometer is easy to use, and can it to adjust the revolution of my old car and lets me the the voltage of the battery.
Prime time cycles
Reviewed in the United States on November 16, 2024
Great product but cam with no instructions and was hard to figure out at first...