Feature 1. Ergonomic exterior, comfortable handling2. Millimeter accuracy3. 99 groups data storage4. Quick, self calculation with real-time readout5. Physical leveler(Horizontal and vertical)6. Multiple functions: Max/Min/continuous measurement, data storage, etc Applications: The LM A series laser distance meters can be used in interior/exterior design, construction, factory supervision, engineering inspection, real estate development and so on. Parameter Specification LM50A LM70A LM100A LM120A Certification RoHS Display size 2.0-inche Range 50m 70m 100m 120m Display type LCD Min. display unit 0.001m Measurement unit m/ft/in Measurement basi front/rear Accuracy (2mm+5 x10-5D) Laser cla 2 Laser type 630~670nm,1mW Feature Single measurement Continuous measurement Max/Min/Area Volume Pythagora Add/Subtract Self calibration Horizontal bubble Data storage 99 group Auto power off 3 minutes without operation Auto laser off 30s without operation Storage temperature -20~60 Operating temperature 0~40 General Characterisitic Power 1.5V battery (LR03) x 2(No include) Product color Red and grey Product size 122mm x 52mm x 29.5mm Standard acceorie Carrying bag Standard inp> Gift box, English manual