20" Double Face Measure Laser Spirit Level

Features:
1)Laser dot and line alternative
2)Could measure two surface at the same time
3)With the magnetic bottom 
4)20 inch with two horizontal bubbles and a vertical bubble
5)Two lasers,both of them could beam laser line with any angle in 90 degree scope

Packing:a laser level,an aluminium adjustable level,a triangle btacket and a red
glasses in a box