Specifications
| Measuring Ranges | |
| RPM | Non-Contact: 1.00 - 99,999 rpm Contact: 1.00 - 19,999 rpm |
| Surface Speed | 0.30 - 6,500 feet/min 0.10 - 1,999 meters/min 4.0 - 78,000 inches/min |
| Length | 0.01 - 99,999 feet 0.02 - 99,999 meters 1.0 - 99,999 inches |
| Resolution | .01 from 0 - 100 .1 from 100 - 1,000 1 from 1000 - 99,999 |
| Accuracy | ± 0.02% of reading or 1 digit |
| Display | 5 - Digit LCD, 10mm high |
| Decimal Point | Automatic |
| Memory System | Maximum, minimum, and last reading (retained in memory for the life of the batteries) |
| Measurement System | Non-Contact: Visible LED light beam Contact: Contact adapter |
| Engineering Units | RPM: RPM Surface Speed: Ft/min, inch/min & meters/min Length: Feet, inches, meters |
| Sensing Distance | Up to 24 inches (60 cm) |
| Display Update Time | 0.5 seconds or one measuring |
| Auto Power Off | After 30 seconds of non-use (minimum, maximum and last reading retained in memory) |
| Battery Life | 40 hours continuous use |
| Battery | 2 AA (1.5 V) or rechargeable |
| Weight | 6 ounces (170 grams) |
| Housing Material | ABS Plastic housing with removable protective rubber shell |
| Operating Temperature | 32 to 122° F (0 to 50° C) |
| Storage Temperature | -4 to 150° F (-20 to 70° C) |
| Accessories included | Contact adapter, cone tip, universal surface speed wheel, reflective tape, operating instructions and foam-fitted, hard plastic carrying case |
| Optional Accessories | Shaft extension, 3.15 inches (80 mm) |