| Photo mode | Contact mode |
Range (RPM) 461895 Range (RPM) 461995 | 5 to 99,999 10 to 99,999 | 0.5 to 20,000 0.5 to 20,000 |
Accuracy | 0.05% rdg +1 digit |
Sampling Time | 1 Sec > 60rpm | 1 Sec > 6rpm |
Surface Speed | | 0.2 to 6560ft/min 0.05 to 1999.9m/min |
Resolution | 0.1rpm (< 1,000 rpm) 1rpm (>1000rpm) |
Power | 4 AA batteries |
Dimensions | 8.5 x 2.6 x 1.5"(215 x 65 x 38 mm) |
Weight | 10.6 oz (300 g) |