This item adopts the microcomputer (CPU) technique and junction laser technique for one instrument which combines Photo Tach (RPM) and Contact Tach (RPM, m/min).

Specification:
Model: SM6236E
Measuring Range:
Photoelectric Tach: 2.5 ~ 99999RPM
Contact Tach: 0.5 ~ 19999RPM
Contact Line Speed: 0.05 ~ 1999.9m/min
Resolution:
Photoelectric Tach: 0.1RPM (2.5 ~ 999.9RPM), 1RPM(over 1000RPM)
Contact Tach: 0.1RPM(0.5 ~ 999.9RPM), 1RPM(over 1,000RPM)
Contact Line Speed: 0.01m/min(0.05 ~ 99.99m/min), 0.1m/min(over 100m/min)
Display: 5 digits 18mm backlight LCD
Accuracy: ±(0.05%+1 digit)
Sampling Time: 0.5 sec(over 60RPM)
Range Selection: Auto-Ranging
Memory: Max. value, Min. value, Last value. 96 data storage
Time Base: 6MHz Quartz Crystal
Detecting Distance: 50 to 500mm (Laser)
Battery: 3 x1.5V AA Batteries (NOT included)
Power Consumption: about 50mA
Color: Black
Size (L*W*H): 21*7.4*3.7cm / 8.27*2.91*1.46in
Weight: Approx. 436g/15.4oz

Package list:
1 * Tachometer
1 * User Manual
3 * Reflective Paper
1 * Screw
4 * Tach Accessories
1 * Photoelectric Tach Head
1 * Storage Case

Note:
1. Due to the difference between monitors and light effect, the pictures may not reflect the actual color of the item.
2. Please allow slight error due to manual measurement. Thanks for your understanding.