About This Daul Measurement Technology: IKOVWUK dual laser measuring tool provides horizontal and vertical bilateral measurements simultaneously, which can meet different measurement needs and improve work efficiency; You can adjust the reference to achieve single/bilateral measurement, and don't need to frequently move the measuring tool, thus protecting your waist and knees to the greatest extent; MAX measurement distance up to 656FT/200M, accuracy up to ±2mm High Accuracy: The SW-211GT laser measurement tool uses advanced high-frequency green light optical technology to ensure measurement accuracy; The upgraded electronic angle measurement mode and bubble level mode simulate a real bubble level and can measure the tilt angle horizontally and vertically High-Frequency Green-Beam: The laser tape measure green laser beam produces a spot that is 4x brighter than the standard red beam, outdoor measuring efficiency increased by 40%, shining brighter and farther; Powerful laser and anti-interference lenses enhance signal transmitting and receiving capabilities, which can further enhance measurement accuracy Multiple Measuring Modes: Our laser distance meter provides Distance/Area/Volume/Angle/Wall area/Continuous/Pythagorean/Add/Subtract/Electronic Level Bubble etc 11 measurement modes, which can meet your measurement needs in different scenarios; Switchable among M/In/Ft etc more accurate 6 units for free adjustment LCD Color Display & Data Record: The backlit LCD color screen is clearly visible even in bright light and dark environment, and supports 4 different directions automatic rotation and locking, making it easy to read measurement data; Our laser measuring tool can store up to 100 sets of data, allowing users to record and review historical data at any time Large Capacity & Rechargeable: The bilateral laser measurement tool is equipped with an 850mAh large-capacity battery, which can achieve 8,000 measurements in one-way and 5,500 measurements in dual-way directions when fully charged; There is no need to worry about running out of power during continuous work; Type-C charging port enables fast and convenient charging, and it only takes 1.5h to fully charge Laser Class: CLASS Ⅱ,