The Mercury Quicksilver Digital Gauge Tachometer-hourmeter 79-8M0050399 is a reliable and high-quality accessory for outboard engines. With its digital display, this gauge provides accurate readings for tachometer and hourmeter, essential for monitoring and maintaining the performance of your watercraft. The Mercury brand is known for its durability and precision, making this product a trusted choice for personal watercraft enthusiasts. Although it comes with no warranty, the manufacturer's part number ensures authenticity and compatibility with Mercury engines.