A
．
Length/area/volume mode indication
（
L=length
；
W=width
；
H=height
）
B
．
Plus
C
．
Measuring base
D
．
Memory
E
．
Left measuring result
F
．
Memory
、
compute result
G
．
Display when lack of electric quantity
H
．
Right measuring result
I
．
Square foot
J
．
Cubic foot
K. Meter/square meter/cubic meter
OPERATION GUIDE
Battery installation
Open the battery compartment door on the back of the tool, and plug one 9 Volt block battery
onto the battery connector and put the battery back to the compartment and close the door.
Distance measurement
z
Make the induction hole of the tool face against the measured object (e.g. the wall) and keep the
tool vertical to the measured object; make sure the point of the level vial stands between the two
lines of the level vial by adjusting the position of the unit.
z
Press the READ key to start the tool, the instrument is ready to work.
z
Press the READ key again to get the measured distance. There are left measuring and right
measuring result respectively on the upper row. The addition of left measuring result and right
measuring result will display on the lower portion meantime. The laser beam indicates the
measured surface.
3
