This handheld laser rangefinder is IPX54 waterproof, dustproof and drop-proof. Adopts millimeter precision chip, it can calculate the measurement data in seconds. With the LCD display, you can clearly see the measurement data and remaining electricity. Wide applications, it can be widely used in surveying and mapping, home improvement, construction engineering, etc. Features: ABS housing with TPR soft rubber design, IPX54 waterproof, dustproof and drop-proof, wear-resistant and can provide long service time. Adopts millimeter precision chip, it can calculate the measurement data in seconds. With the LCD display, you can clearly see the measurement data and remaining electricity. Multifunctional Design: Supports length measurement, area measurement, volume measurement, Pythagorean measurement, height measurement, angle measurement, timer measurement, single and continuous measurement. Single measurement mode: Press the button once to turn on the laser line, press it again to measure the distance between the rangefinder and the object to be measured. Continuous measurement: Allows continuous measurement of different targets without the need to press the measurement button repeatedly, and it will display the maximum value and minimum value. Comes with its own rollers, which can realize curve path accumulation measurement. Equipped with 99 groups of data memory storage function, you can record and display the data whenever and wherever you want. Wide applications, it can be widely used in surveying and mapping, home improvement, construction engineering, etc. Specifications: Name: Laser Distance Meter Material: ABS + TPR Type: 50M, 70M, 100M (Optional) Measuring Ranges: 0.1-50M, 0.1-70M, 0.1-100M (According to your selection) Ranging Accuracy: 1.5mm Battery: 2 * AA Batteries (Not Included) Display: LCD Display Units: m/ft/in Laser Type: 630-670nm,