Milwaukee Cross Line and Plumb Points Laser, Automatic Cordless Self Leveling, Bare Tool/Kit: Kit, Series: M12, +/- 1/8 in at 33 ft Accuracy, 125 ft Measuring, +/- 4 deg Auto Leveling, Green Beam, Laser Class: Class FDA llA, ll/IEC 2, 2M, 14 to 104 deg F, 12 V, Li-Ion Battery, 3 Ah Battery, Reinforced Nylon Housing Material, 6.8 in L x 3.2 in W x 5.6 in H