Combination Contact-non-contact Laser Tachometer

Can be used in a wide variety of RPM and surface speed measurements.
-Features & Benefits :

Counts total revolutions and measures rotational speeds as well as surface speed sand lengths
Non-contact RPM measurements up to 1mfrom target
Super-accurate (±0.01%) rpm measurements
LCD display
Auto power off
40 point memory: 10 selectable Max, Min, Avgand Data measurements
CE and RoHS approved

Specifications :
Rotational Speed Measurement Ranges:6 to 25,000 rpm (contact), 6 to 99,999 rpm(non-contact)RPM Measurement Accuracy: ±0.01% + 1 digitfrom 6 to 6,000 rpm; ±0.05% + 1 digit above6,000 rpmSurface Speed Measurement Range:2 to 8202 ft./min (0.6 to 25,000 m/min)Length Measurement Range:0.3 to 32,808 ft. (0.1 to 9,999m)Length/Surface Speed Measurement Accuracy:±0.5% + 1 digitResponse Time: 1 secondOperating Temperature:32° to 122°F (0° to 50°C)Dimensions:7.75 x 1.93 x 1.14 in. (146 x 49 x 29mm)Weight: 3.4 oz. (95g) without batteryPower Source: 1 "9V" battery (not included)
Includes :
Cone adapter
Funnel adapter
Contact adapter
Master wheel (100mm)
Reflective tape
Hard case
User s manual