Large 5-digit backlit LCD display Microprocessor-based with quartz crystal oscillator to maintain high accuracy Store/recall 10 data sets in memory with 4 parameters (measurement, max, min and average) Wide RPM (photo and contact) and Linear Surface Speed/Length (contact) measurements Laser guided for greater distance non-contact measurements up to 1.6ft (500mm) One-year warranty
Quickly measure RPM, surface speed and length with one tool
The Extech RPM33 quickly measures RPM, surface speed and length with one tool. Use the contact wheel for up-close readings or laser mode for safer, non-contact measurements up to 1.6 ft (0.5m) away.
Includes: contact wheel for rpm or linear surface speed/length, 9V battery, reflective tape, and soft case.