Digital Laser Distance Tester Handle Electronic Angle Sensor Accurate Distance Measure Tool 40M for Interior/Architectural DesignFeature:1. Versatile:The laser distance meter is a universal tool that makes it easy to solve a wide range of measurement problems. Its compact design makes it easy to measure distances, areas, angles and the Pythagorean theorem. With just one tool you can handle a variety of tasks, making it a must for anyone who needs to measure regularly.2. High Measuring Accuracy:With its high accuracy and fast measuring speed, the laser distance testercan provide accurate readings within a few milliseconds. This makes it ideal for use in a variety of environments, from construction sites to sports fields and everything in between.3. Real-Time Refresh:The range finder has a real-time refresh feature that helps you find horizontal or vertical directions quickly, making it easier to take accurate measurements. Whether you're measuring length, area, volume, angle or the Pythagorean theorem, the range finder can help you get the job done quickly and accurately.4. Human Announcement:With the voice announcement function, the rangefinder announces the results of your measurements to you, so you don't have to check the screen as often. This allows you to focus on the task at hand and easily record your measurements. Whether you are working in a noisy environment or just want to stay focused, a rangefinder with a human voice announcement is a valuable tool.5. Easy to Operate:With its user-friendly interface, you can take measurements quickly and easily without wasting time developing complex controls. Whether you are a builder, a landscaper or a DIY enthusiast, you can use the simple rangefinder. Specification:Certification: NONEOrigin: Mainland ChinaPower Type: Battery-PoweredModel Number: Laser RangefindersMeasurement Accuracy: ±3mmProduct color: blackProduct material: ABS+siliconeProduct size: 118x54x27mm/4.64x2.12x1.06inchProduct power supply: 2 AAA batteriesMeasuring range: 0.03-40MMeasurement accuracy: ± 3mmMeasurement unit: m/ft/inMinimum measurement unit: mmLaser grade: Grade II Grade IILaser type: 635nmLaser power: le than 1mWWord measurement time: 0.1-4 secondsTemperature range: 0-40 Dust proof grade: IP54Automatic laser off: 15 secondsAutomatic shutdown: 45 secondsProduct Features:Buzzer: supportArea measurements: supportVolume measurement: supportPythagorean measurement: supportDisplay lighting: supportedContinuous distance measurement: supportData storage: up to 20 groupsMeasurement benchmark switching: supportedMaximum and minimum measurement: supportedArea Volume Pythagory Addition and Subtraction Measurement: Supported Note:Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!Please allow 1-2cm measuring deviation due to manual measurement. 1 x Distance Measuring Instrument1 x Instructions1 x Portable Belt1 x Hanging Rope