1x Black 2 & 4 Stroke Engine Spark UTV ATV Outboard Motorcycle Bike PWC Tachometer Hour Meter + User Manual Real-time display of the Hour meter, Tachometer & Maintenance meter Easy view of the engine RPM Tachometer feature and alert feature for maintenance Compact size, modern style & weatherproof Fits most Motorcycles, Jet Ski & ATVs with spark ignition gas engine