Powered by standard AAA batteries, the LD050P laser distance measure is robust, compact, and easy to use for working out distance, area, and volume. Shortcut keys for addition, subtraction, area, and volume calculation make measuring fast and reliable. It has a range of 50 metres and stores the 5 most recent measurements in onboard memory. Features & BenefitsDesigned for indoor measuring applicationsMemory stores up to 5 measurementsTracking functionFunctions: Single MeasurementFunctions: Minimum and Maximum MeasurementsFunctions: Addition and Subtraction of measurementsArea calculationVolume calculationPythagoras: 2-point and 3-pointBatteries can provide up to 3000 measurements before being replacedAuto laser switch off after 90 secondsAuto power switch off after 180 secondsCertified to ISO 16331-1 standard SpecificationsBattery Type: AAA 2x1.5vTypical Measuring Tolerance: ± 2.0/10 mm/mMaximum Measuring Tolerance: ± 3.0/10 mm/mRange: