Range
: 0-360 deg 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, backlightThe
display flips over when the bottom faces upTwo AAA batteriesAutomatic
power off