Model ML-311
Beam : 1 Horiz.& 1 Vert.
Laser Diode : Class 2, 635nm, below 1 mw
Leveling Acuracy : ± 1mm/5m, magnetically dampened compersation
Levelling Range : ± 3 °
working range : 200m (with detector)
Power : 3x cell alkaline or rechargable batteries
Sensitivity or Detector : ± 2mm
Working Temperature : -10°C~+50°C