DEKO 3D green laser level, model DKLL12PB1 with 12 measurement lines. Wavelength 532 nm, measurement model 12 lines. Precision ±0.04 in at 23 ft (±1 mm at 7 m). Compact size about 5.91 in × 3.15 in × 4.53 in. Vertical and horizontal laser lines for leveling tasks.