Incorporates both a photo and a contact tachometer into one precision instrument accurate to 0.05%, with a resolution down to 0.1 RPM in either photo or contact mode.
Product Features
Characters on display reverse direction depending on contact or photo mode
Large 0.4” (5 digit) LCD display
Tachometer memory stores last, max and min readings
Specifications:
Includes:
Tips and wheel for rpm or linear surface speed, four 1.5V AA batteries, reflective tape and carrying case