Combination Contact/Laser Photo Tachometer

The Extech 461995 Combination Contact/Laser Photo Tachometer provides both contact (0. 5 RPM to 19,999 RPM) and non-contact (10 RPM to 99,999 RPM) RPM measurement functions for use in virtually all applications. Laser guided non-contact measure up to 2 m (6.5 ft) away for added safety and convenience. Comes with wheels for linear surface speed or RPM measurements, 4 AA batteries, 0.6 m (23 in) reflective tape, carrying case, and user manual.