Laser level line Waterpass dengan cross line laser amp; dot point laser. Spesifikasi : Wave Length : 650nm Output Power : lt; 1mw; lt;5mw Input voltage : 3V Working distance of laser dot : 3-6mtr ; 5-10mtr Accuracy of vial : 1mm/m Accuracy of laser spot : 10mtr Accuracy of laser line : lt;2mm at 3 mtr