Product type | HT-190 | HT-191 | HT-192 |
Measurement range | 0.05~50M | 0.05~70M | 0.05~100M |
Weight | 116g (battery not included) | 100g (battery not included) |
Measurement accuracy | ±(3.0mm+5*10-5*D) |
Measurement unit | Feet, inch and meter |
Laser grade | Grade Ⅱ |
Laser parameters | 620-670nm,<1mW |
Continuous measurement | √ |
Addition/subtraction measurement | √ |
Area/volume measurement | √ |
Measurement with Pythagorean Theorem | √ |
Maximum/minimum value measurement | √ |
Angle measurement | √ |
Historical measurement record | √ |
Setting-out function | √ |
Calibration function | √ |
Multiline display | √ |
Buzzing prompt | √ |
Operation temperature | 0~40℃ |
Storage temperature | -20~60℃ |
Power supply | 2 AAA. 1.5V alkaline batteries |
Laser automatic off | 1 minute |
Automatic power off | 3 minutes |
Size | 112.3mm×51.6mm×28.8mm |