UNI-T UT391 is a compact, reliable and useful Laser Distance Meter that uses laser light waves instead of ultrasonic, and measures its reflection to accurately determine distances. The UT391 Laser Distance Meter can measure distance and volume of the given areas.
Easy and convenient, the UT391 allows you to measure distances between 0.1m ~ 60m or 4in ~ 197ft.
A convenient replacement to traditional measuringtools.

Basic Function
Range
Best Accuracy
Measurement Distance    0.1m ~ 60m    ± 1.5 mm
4 in ~ 197 ft    ± 0.06 in
 
Special Functions
Area, volume calculations    Has m2 / ft2 / m3 / ft3 units
Indirect measurement using Pythagoras    Support 2, 3 indirect measurements
Addition / subtraction    Yes
Continuous measurement    Yes
Min/max distance tracking    Yes
Display illumination & multi-line display    Max 4 displays
D Datum option    Can choose front edge or end piece edge as datum
Buzzer indication    Yes
Backlight display    White, can auto switch-OFF
Auto Bias Technology™    Support for external calibration
Error indicator    Display error code
Data hold    Auto
History measurement records    20
Data clear    Yes
Battery indicator    High, mid, low
Laser auto switch-OFF    After 0.5 min
Auto instrument switch-OFF    After 3 min
Waterproof    IP54
Laser type    635nm, <1mW,  Class II
Measurement speed    3 times/s
Power    AAA battery (2 x 1.5V)
Weight    100g
Dimensions    116 x 49 x 28 mm (H x W x D)
Package contains
1 x UT391 Laser Distance Meter
1 x Screwdriver
2 x Battery
1 x User manual
1 x Carry case

(UT391)

12 month warranty

SKU UT391
Model # UT391
Barcode # 6935750539101
Brand UNI-T
Unit Of Measure each
Assembled Width 0.310m

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