Mô tả

* 5 laser lines and one plumb down laser dot

* Form front, back, left, right, up 5 cross laser lines

* Laser wavelength: 635nm

* Laser class: ClassⅡ

* Accuracy: ±1mm/5m

* Self-leveling range: ±3°

* Power: 4*AA battery or Li battery box

* Size: φ100×230mm

* Weight: 1.2Kg