Range : 0  -  360 (90°x4)
Leght : 150 mm
Resulotion: 0.05°  (=0.873mm/m)
Accuracy: ±0.1°
IP54 dust/waterproof
Aluminum frame
Magnetic bottom with V-groove 
for shafts
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), backlight
Two AAA batteries
Automatic power off