Prexiso 100ft Rechargeable Dual Modulus Line Laser Self Leveling

Dual Modules & 3 Projecting Modes: It has two laser sources. Laser level with the professional laser head is more accurate. Projects bright horizontal, vertical & cross 3 modes lines onto flat surfaces and levels Expansion Angle & Green Beam: Vertical Beam Spread Covers a wider angle; An expansion angle easily projects a vertical line from the floor to the ceiling. Green laser is 3 times brighter than red laser with the same light source, and gives you maximum green laser brightness up to 100 ft