The Stabila LAX 50 G Cross Line Laser is self-levelling for working quickly and directly on the laser lines It uses STABILA GREENBEAM technology that has especially bright fine green laser lines for optimum visibility which is up to 30 sharper than red lasers up to 30m The rotating multipurpose platform allows for flexible positioning on the floor or tripods 14in and 58in threads as well as on metal objects with the strong rare earth magnetic system Kit includes Multipurpose platform Belt pouch for easy transport and storage 3 x AA batteries Specification Level Accuracy ± 05mmm Working Range 30m Power 3 x AA batteries supplied Tripod Thread 14in & 58in Protection Class IP53 Operating Life up to 7 hours