mm. This guide provides a comprehensive walkthrough for operating your device efficiently.
Select the cube icon. Measure length, width, and height. The main display will show the total cubic volume.
The F100 uses AAA batteries . If you plan to store the device for more than a month, remove the batteries to prevent corrosion. foneso f100 user manual work
Useful for measuring heights of walls from a distance. Measure the hypotenuse (the distance to the top of the object) and then the horizontal base. The device uses the Pythagorean theorem to calculate the vertical height. Essential Maintenance & Troubleshooting
Press once to turn the device on or to activate the laser. Press again to take a measurement. Measure length, width, and height
The is a high-precision digital tool designed for measuring distances up to 328 feet (100 meters) with accuracy within ±2plus or minus 2
Beyond simple distance, the F100 calculates area, volume, and indirect heights: If you plan to store the device for
For better accuracy in bright sunlight or on poorly reflective surfaces, use a target reflector . Avoid using the laser on transparent surfaces like glass or colorless liquids, as this can cause errors.
The Foneso F100 features a straightforward keypad for quick measurements:
Press once to clear the last entry; hold for 3 seconds to shut the device off manually. The unit will auto-power off after approximately 150 seconds of inactivity to save battery.