• 1-3/4" wide x 3/4" tall LCD display of engine RPM with a single high RPM recall • Recall automatically displays for up to 15 minutes once the engine is shut down and clears once the engine is re-started, a reset button does allow for clearing the memory while the car is running
• Lightweight aluminum cased unit is waterproof and is self-powered by a 9-volt battery
**Not for use with magneto**
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