Extech Extech 461895 Combination Photo/Contact Tachometer

Style:Standard Extech 461895 Combination Contact/Photo Tachometer; Large 0.4" (5 digit) LCD display; Uses visible light to read up to 6" (150mm) from target; Tachometer memory stores last, max and min readings 461895 Combines both contact (0.5 to 19,999 RPM) and non-contact (5 to 99,999 RPM) models for use in virtually all tachometer applications. Uses visible light for non-contact measurements up to 6 in. (150 mm) from target. Comes with wheels for linear surface speed (0.2 to 6560 ft. /minute; 0.05 to 1999.9 m/minute) or RPM measurements, 4 AA batteries, 23 in. (0.6 m) reflective tape, carrying case, and user manual Key Features Unique display where characters reverse direction depending on measurement mode you are in Large 0.4" (5 digit) LCD display Uses visible light to read up to 6" (150mm) from target Memory/readings button holds last reading for 5 min and recalls min/max readings Microprocessor based with quartz crystal oscillator to maintain high accuracy Tachometer memory stores last, max and min...