The mini portable digital rangefinder has functions of length measurement, area measurement, volume measurement, and pythagorean measurement, which is very suitable for indoor decoration and design, or buliding construction. Features: Multiple Functions: supports for benchmark switching, single/continuous/area/volume/pythagorean measurement. Data Storage: can store up to 50 sets of measurement data, and support for the historical data reviewing. Practical & High Accuracy: 50m/70m wide measurement range, 1.5mm high accuracy, m/ft/in/ft+in four measurement units switching, and IP54 protection level. Compact Digital Rangefinder: portable palm-size range finder with high definition LCD screen to display the measurement results clearly. Wide Applications: can be used in indoor decoration and design, construction and industries, etc. Specifications: Range: 50M / 70M (Optional) Material: ABS Accuracy: 1.5mm LCD Screen: FSNT with backlight Wavelength & Output: 620~680nm,