Klein, 93LCLGR, Cross-Line Laser Level, Bare Tool/Kit: Bare Tool, Self-Leveling, +/-3/32 in per 33 ft Vertical and Horizontal Beams, +/-1/8 in per 33 ft Plum Spot, +/-5/32 in per 33 ft Plumb Down Spot Accuracy, 4 Beam, 515 to 530 nm Cross Lines/630 to 680 nm Plum Spots Wavelength, Laser Class: 2, 20 to 115 deg F, 3.7 V, Li-Ion Battery, 6400 mAh Battery, ABS Housing Material, 5.3 in H x 2.6 in W x 5.2 in L Dimensions