Ingco Self-Leveling Line Green Laser Beams 20m – HLL305205

Green laser beams with 60% greater visibility in the human eye.
Specifications :
Operation  1 horizontal line and 4 vertical lines.
Operating range   0-30 m
Line accuracy ± 1.5 mm at 5m
Spacing accuracy ± 1.0mm at 5m
Smoothing in time <3s
Self-leveling angle <3 °
Laser line width: 2.5mm ± 0.5mm / 5m (0.10 ”± 0.02” in 20 ‘)
Laser wavelength: 635 ± 5nm / 520 ± 10nm
Laser Class  3R
Laser type: Green, 520nm
Operating temperature: 0 ~ + 40 ℃
Storage temperature: -20 ~ + 70 ℃
Degree of protection IP54
Battery type 4 x AA (1.5V)
Weight without batteries 0.98Kg
Includes :
USB cable (for alternative power supply)
Belt
Goggles
Plastic carrying case
Battery type   4 x AA  ( 1.5V )