table, th, td {border: 1px solid #ddd;border-collapse: collapse;}table {width: 100%; }td {width: 50%; padding: 8px;} tr:nth-child(even){background-color: #f2f2f2;} Batteries Included This non-contact digital tachometer provides fast and accurate RPM and surface speed measurements of rotating objects. It has a wide measurement range from 2 to 99,999 RPM with high resolution on the 5-digit backlit LCD screen. The easy to use device also features an integrated laser pointer, RPM and Revolution test modes, a sampling time of 0.5 seconds (over 120 RPM), and built-in memory recalls for maximum, minimum, and last values stored. Carry case included. Features: - RPM & revolution modes - Min & Max values - High resolution - 2 - 99,999 RPM Specifications: Accuracy: ± (0.05%+1 digits) RPM Test Range: 2 to 99,999 RPM Count Range: 1 to 99,999 REV Resolution: 0.1 RPM (2 to 999.9 RPM), 1 RPM. (Over 1000 RPM) Sampling Time: 0.5 Sec. (over 120 RPM) Detecting Distance: 50mm to 500mm Width : 58.0mm Height : 160.0mm Depth : 39.0mm Weight : 150.0g