Extech 461880 Vibration Meter + Laser/ Contact Tachometer

Remote vibration sensor with magnetic adapter on 39 " ( 1m) cable Wide frequency range of 10Hz to 1kHz RMS or Peak Value measurement modes Manual/ Auto store/ recall up to 1000 readings Data Hold and Auto shut-off Contact and Non-Contact ( Laser) tachometer functions Uses a laser for greater distance non-contact measurements up to 4.9ft ( 1.5m) Large LCD with characters on display reverse direction depending on contact, photo, or vibration mode Windows® 95/ 98/ NT/ 2000/ XP compatible software ( included) allows captured readings to be downloaded to your PC for further analysis Specifications Vibration Meter Acceleration 656ft/ s2, 200m/ s2, 20.39g ( peak) Velocity 7.87in/ s, 200mm/ s, 19.99cm/ s ( peak) Displacement 0.078in, 2mm ( peak-to-peak) Resolution 1ft/ s2, 0.1m/ s2, 0.01g; 0.01in/ s, 0.1mm/ s, 0.01cm/ s; 0.001in, 0.001mm Basic accuracy ± ( 5% + 2 digits) Tachometer Photo 10 to 99, 999rpm Contact 0.5 to 19, 999rpm© Surface Speed 0.2 to 6, 560ft/ min ( 0.05 to 1, 999.9m/ min) Basic accuracy ± ( 0.05% + 1 digit) Dimensions 7.4 x 3 x 1.8 " ( 188 x 75.5 x 46.8mm) Weight 1.12lbs ( 507g)