GM40D Photoelectric Laser Distance Meter Volume Tester 40m Measure Range Finder

These professional laser distance meters are designed to give special users a high accuracy, one person distance measuring and estimating tool to measure remote and difficult reaching places. The compact and handy base model was specifically designed for indoor applications. Shortcut keys for addition, subtraction, Pythagoras, area and volume calculation make measuring fast and very reliable. The last 20 measurements are also stored.It is professional tester and with multi-function.What's more,it is easy to operate

Color

Yellow with Gray

Backlight Display

Yes,White, can auto switch off

Auto Bias Technology

Yes,Support for external calibration

Error Indication

Yes,Display error code

Laser Auto.Switch-off

Yes. 30s without any operation

Key Life

Over 1 million times

Waterproof and Dustproof

IP54

Accuracy

±1.5mm (±0.06inch)

Measuring units

m/in/ft/m²/ft²/m³/ft³

Work Principal

Photoelectric (not shake while measuring)

Measurement Speed

3time/s

History Measurement Record

20 records

Laser Type

635nm, <1mW, ClassII

Battery Life

>5000 times

Area, Volume Calculations

Yes

Indirect measurement using Pythagoras

Yes,Support 2, 3 indirect measurements

Addition/Subtraction

Yes

Continuous Measurement

Yes

Min/Max Distance Tracking

Yes

Display Illumination And Multi-line Display

Yes. Max 4 displays

Datum Option

Yes. Can choose Front edge or end piece edge as datum

Buzzer Indication

Yes

Data Hold

Yes,Automatic

Data Clear

Yes

Battery Indication

Yes,High, mid, low

Auto Instrument Switch-off

Yes,3 minutes without any operation

Battery Supply

2pcs 1.5V AAA battery

Gross Weight

0.600kg

Package Type

Gift Box