قبان ليزري اشعة خضراء 1.0 ملم مسافة 5 متر

Green laser beams
Working Range: 0~30 m
1 Horizontal Line and 4 Vertical
Lines
Levelling accuracy:±1.0mm at 5 m
Line accuracy ±1.5mm at 5 m
Levelling time<3s
Self-levelling angle ≤3°