Description:  <br>LV07 Horizontal Vertical Line Laser level Measure Laser Level Measuring Tester with 7.5M Tape<br> Features:  <br> Easy to use， dexterous， accurate， multifunctional.<br> Suitable for family measuring etc.<br> Convenient to carry buckle.<br> With 7500 mm circle feet， and more convenient for distance measured.<br> Double bubbles level machine， used for horizontal or vertical accurate alignment.<br> Three pieces of adjustment knob in the bottom can survey the site for horizontal adjustment.<br>  <br> Specification:  <br> Material: ABS plastic<br> Color: Yellow<br> Horizontal Accuracy: 0.25mm\/m<br> Vertical accuracy: 0.5mm\/m<br> Optical wavelength: 630nm-680nm，<br> output power:&amp;le;5mw，<br> Illumination range:20m<br> Indoor illumination range: 6M-8M in daytime.  Details pictures: