Mini Laser Rangefinder High Precision Room Measuring Meter Ruler with Ring, 30m-bluetooth, 501 Original

Portable Mini Lithium Battery Bluetooth Laser Rangefinder High Precision Room Measuring Artifact One Key CAD Electronic Distance Meter Ruler with RingSpecification:Range: 0.2-30/40mAccuracy: ±(3.0mm+5x10-5D)Unit of measurement: m/ft/inSingle measurement: yesArea measurement: yesVolume measurement: yesPythagorean stock: yesSecond Pythagorean Stocks: yesBluetooth: yes (only available in Bluetooth version)Benchmark: Before/after benchmarkLaser level: Level 2Laser type: 630-670nm,