ACL-241 :
No. of H Beams                 : 1
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          : Magnetic Damped
Leveling Accuracy             : ±2mm/10m
Compensation Range       : ±2°
Power Supply                     : Rechargeable battery + Charger