Checkpoint 0327BK 880 G3 Laser Torpedo Level, Black Torpedo level with an oversized 0-Degree vial for easy viewing 4 Precision 45-minute arc vials at 0, 30, 45, and 90; 1 top -view bull's-eye vial 4 Neodymium rare-earth magnets in the base; threaded front aperture accepts all Checkpoint lenses Includes a threaded mount 8.5-by-1-by-2-Inch; weighs 11.2-Ounce; limited lifetime warranty on body