Features:<br> <br> HD display screen, data display clear, data can be added and subtracted.<br> Reasonable data storage can go through the history data.<br> Compact size and light weight, convenient to carry.<br> Adopt LCD backlit display, convenient to read data in the dark.<br> Easy to operate and maintain, superior performance.<br> <br> Specification:<br> Material: Plastic & Aluminum alloy<br> Weight: 145g/5.1oz<br> Color: Blue<br> Measurement range: 0.05-40m, 0.05-60m, 0.05-80m, 0.05-100m (Optional)<br> Measurement accuracy: ± 2mm<br> Laser grade: Class 2M II<br> Laser type: 620-690nm,<1mW<br> The measure of area: YES<br> Volume measurement: YES<br> Measurement of the Pythagorean theorem: YES<br> Addition and subtraction method: YES<br> Tracking measurement:YES<br> Maximum and minimum measurement: YES<br> Back light: YES<br> Beep tips :YES<br> Data removal: YES<br> Data storage: 20 groups<br> Dust and water: IP 54<br> Operating temperature range: 0~40℃<br> Storage temperature range: -20~65℃<br> Battery life :5000 ~ 8000 measurements<br> Power supply: 2* AAA LR6 1.5V (NOT included)<br> Laser Auto off: 30s<br> Power Auto off: 3min<br> Instrument size: 11.5*4.9*2.5cm/4.5*1.9*1inch<br> <br> Package List:<br> 1* Digital Laser Rangefinder<br> 1* Hanging cord<br> 1、HD display screen, data display clear, data can be added and subtracted. 2、Reasonable data storage can go through the history data. 3、Compact size and light weight, convenient to carry. 4、Adopt LCD backlit display, convenient to read data in the dark. 5、Easy to operate and maintain, superior performance.