VOLTCRAFT DT-10L Tachometer

LCD - Liquid Crystal Display

Engine - A machine designed to convert fuel into motion

Battery - A device used for the storage of electricity

Hand - A part of the body at the end of the arm

Hand - A pointer which indicates time on a clock face

RPM - Revolutionss per minute, the number of rotations per minute around a fixed axel.

Instrument - A wide range of meanings from musical instrument to a measuring instrument

speed - A measurement of how fast an object travels between two points

Precise - A measurement on the accuracy of something

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