Ruide Theodolite RT-2 - 2. KEYS AND SIGNS; 2.1 Keys

2. KEYS AND SIGNS
2.1 Keys
Key
Function
L/R
◄
Shift Face Left / Right.
Move Left.
0SET
►
Set horizontal angle to 0°.
Move right.
HOLD
▲
Hold the value of horizontal angle.
Move up.
V/%
▼
Shift the display mode of vertical angle.
Move down.
SET
Setting
Turn on/off the laser plummet (optional).
Turn on/off screen backlight and crosshair backlight.
Power