The Scherr Tumico Hand Held Speed Indicator is a handheld tool that measures speed in revolutions per minute (RPM) up to 1000 RPM. It also indicates distance up to 500 feet. This compact and portable device is perfect for use in various industrial and business applications where precise speed and distance measurements are needed. With its reliable brand reputation and user-friendly design, this speed indicator is a valuable tool for ensuring accuracy and efficiency in testing and measurement tasks.