NEIKO 20713A Digital Tachometer, Noncontact Laser Photo Sensor with 2.5 to 99,999 RPM Accuracy, RPM Gauge Marker with Batteries Included: Digital Tacometer For Measuring: Amazon.com: Industrial & Scientific
PLT-5000 Combination Contact and Non-Contact Laser Tachometer, PH-200LC
Digital Tachometer Non Contact Laser Photo 2.5-99,999 RPM Tach Meter Speed Gauge – ASA College: Florida
DANOPLUS Digital Non-Contact Photo Tachometer Laser RPM Meter Gauge with Data Record Function Reflective Tapes, Measuring Range:2.5-99999RPM: Amazon.com: Industrial & Scientific