✅Visual Range (Indoor) : 30m (Depending on the ambient light, there may be a difference ) ✅Dimension : Ø180*190mm ✅Power Supply : DC 4.5V / Li-thium Batteries ✅Laser Beam : Green Laser *5 Down Point *1 ✅Leveling Accuracy : ±1mm/5m ✅Down Point Accuracy : ±1mm/1.2m ✅ Perpendicular Accuracy : 90° ✅Leveling Range : Approximately : ± 2
