With transverse and longitudinal vials. Used as level and protractor. Aluminum frame. Magnetic bottom. The sea level is permanently set inside the chip, zero setting is not needed when batteries are replaced. Buttons: ON/OFF, absolute and incremental measurement, keep the reading, buzzer alarm, unit (mm/m, %, in/ft) conversion, backlight. The display flips over when the bottom faces up. Two AAA batteries. Automatic power off.
unit (mm/m, %, in/ft)