Black & Decker Bdl310s Vertical and Horizontal Line Laser Instrument (red)

Brand: Black & Decker ● light source (visible semiconductor laser): Yes ● self-leveling range: 5 degrees ● laser accuracy ±: (nm) :633-670 ● self-adjustment function 2 ● wavelength class ± 3mm/6m ● laser irradiation range (degrees): 50 ● Measuring range: about 6m ● Continuous use time: about 4 hours ● Accessories: wall mount, 9V alkaline battery, carrying case, hanging strap ● ● convenience comes the hard work of hanging from the ceiling. ● also possible leveling and vertical ink out to switch the laser irradiation range in three stages. ● horizontal, vertical, and horizontal and vertical easily autonomous horizontal adjustment function fine adjustment vertical, horizontal (rotation) direction if you use the fine adjustment knob on the side wall mount