Material: ABSBattery Supply: 1 x Button Battery (Included)Length: approx. 53mm/2.09"Width: approx. 36mm/1.42"Height: approx. 14.5mm/0.57"Maximum Timing Range is: 9999.9 hoursFeature:The tachometer is completely waterproof.The inductive design only needs to be bundled on the spark plug to operate.Low voltage design, built-in battery power supply.Fine workmanship and good performance.Easy to install and use.Long service life.Package Included:1 x Hour Meter1 x Cable2 x Screw.
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