Specifications: Accuracy (standard value):±2mm Measuring distance:80m Measuring unit:m/in/ft Laser class:635nm, Features: Continuous measurement√ Area/Volume calculation√ Pythagorean Theorem calculation√ Cumulative/Regressive Measurement√ Length accumulation/substraction√ Area accumulation/substraction√ Volume accumulation/substraction√ Max/Min √ Auto calibration√ Data storage 30 Battery life:8000 times Auto laser off √ Buzzer√ Battery indication √ Levelling instrument√ Auto power off√ Storage temp.-20℃ ~ 60℃ Working temp.0℃ ~ 40℃ Storage humidity RH85% General Characteristics: Power supply :1.5V alkaline battery (7#) ×2
