210 X 160mm Boat Tachometer Panel High Accuracy Multifunction 08000 RPM Marine Tacho Gauge Instrument Panel with Alarm for Yachts1Accuracy and Precision: Boat tachometer gauge panels have high precision indicators to provide accurate and quick information on the rpm of your boat's engine. 2Alarm Function: The tachometer instrument panel has an alarm function, which can remind the user of abnormal conditions of the engine in time to ensure the safety of the engine. 3Fine Processes: Tacho gauge panels are made of metal and plastic materials and have been carefully designed and manufactured to be durable and stable, and to maintain good performance over a long period of use. 4Enhanced Safety: By providing real time accurate information about the boat's engine speed, a tachometer can help ensure the engine is running at optimal levels, preventing engine damage or failure. 5Easy Installation: Installing the tacho meter panel is as simple as preparing suitable holes in the meter panel and securing the meter with nuts and retaining clasp.