Instrument Specifications:

1. Laser light: 4V1H1D
2. laser light: red wavelength of 635nm, the green wavelength of 532nm, the next pair of points of 650nm
3. Accuracy: ± 1mm/5m
4. Scope of work: using a radius of about 30m (receiver)
5. Automatic leveling range: ± 3 °, tilt warning function
6. Instrument Size: Ø95 x 180mm
7. Weight: 1.13kg (with battery)
8. Power: 3 alkaline batteries x3 teeth