UT393B handheld laser distance meter is a high accuracy multi-functional laser distance meter. This product can measure distance, area, volume, and calculate distances with Pythagorean theorem. It can measure a maximum distance of 150 meters.
| Specifications | 
| Model | UT393B | 
| Accuracy (standard value) | ±2mm | 
| Measuring distance | 150m | 
| Measuring unit | m/in/ft | 
| Laser class | 635nm, <1mW, class 2 | 
| Features | 
| Continuous measurement | √ | 
| Area/Volumn calculation | √ | 
| Pythagoras Theorem calculation | √ | 
| Cumulative/Regressive Measurement | √ | 
| Length accumulation/substraction | √ | 
| Area accumulation/substraction | √ | 
| Volumn accumulation/substraction | √ | 
| Staking-out | √ | 
| Delay measurement | √ | 
| Extended tail-board | √ | 
| Max/Min | √ | 
| Auto calibration | √ | 
| Data storage | 100 | 
| Battery life | 8000 times | 
| Auto laser off | √ | 
| Buzzer | √ | 
| Battery indication | √ | 
| Levelling instrument | √ | 
| Auto power off | √ | 
| Storage temp. | -20℃ ~ 60℃ | 
| Working temp. | 0℃ ~ 40℃ | 
| Storage humidity | RH85% |