LM320D - Mètre Uni-T - Free user manual and instructions
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| Product Type | Laser Distance Meter |
| Brand | Uni-T |
| Model | LM320D |
| Measuring Range | Up to 40 meters |
| Accuracy | ±2 mm |
| Laser Class | Class 2, <1 mW |
| Display | Backlit LCD |
| Units | m, ft, in |
| Measurement Functions | Distance, Area, Volume, Continuous measurement |
| Battery | 2× AAA batteries |
| Auto Shut-off | After 30 seconds |
| Operating Temperature | 0°C to 40°C |
| Dimensions | 110 × 45 × 25 mm |
| Weight | 100 g (with batteries) |
| Material | ABS plastic |
| Protection Rating | IP54 (dust and splash proof) |
| Includes | Device, carry case, manual |
Frequently Asked Questions - LM320D Uni-T
What is the maximum measuring distance of the Uni-T LM320D?
The maximum measuring distance is up to 40 meters under optimal conditions.
How accurate is the LM320D laser meter?
The accuracy is ±2 mm for distances up to 10 meters, and within ±3 mm for longer distances.
What type of batteries does the LM320D use?
It uses 2 AAA alkaline batteries (not included).
How do I switch between units (meters, feet, inches)?
Press and hold the UNIT button for 2 seconds to cycle through m, ft, in.
Can I measure areas and volumes with this device?
Yes, it supports area (length × width) and volume (length × width × height) calculations.
Is the laser safe for eyes?
The device uses a Class 2 laser (<1 mW). It is safe for normal use but avoid direct eye exposure.
How do I clean the lens?
Wipe the lens gently with a soft, dry cloth. Do not use solvents or abrasive materials.
What does the 'CONT' mode do?
Continuous measurement mode (CONT) updates the distance reading in real time as you move the device, useful for tracking minimum/maximum distances.
Why does the device turn off automatically?
The auto shut-off activates after 30 seconds of inactivity to conserve battery life.
Is the LM320D water resistant?
It has an IP54 rating, meaning it is protected against dust ingress and splashing water, but not fully waterproof.
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