|
No. of H Beams
|
4
|
||
|
No. of V Beams
|
4
|
||
|
Plumb Laser
|
√
|
||
|
Tangent Screw
|
√
|
||
|
Wave Length
|
635nm
|
||
|
Operating Temperature
|
-10°C ~ +50°C
|
||
|
Working Range
|
Indoor: 10m; Detector: 30m
|
||
|
Self-leveling Method
|
Electromechanical Leveling
|
||
|
Leveling Accuracy
|
±2mm/10m
|
||
|
Compensation Range
|
±2°
|
||
|
Power Supply
|
1.5V AA batteries X 3
|
||