Features(4) leveling vials set at 0, 35, 45 and 90 deg(4) powerful magnets for hands free operationEasy to read high impact acrylic bubble vialsV-grooved edge helps hold the level in place on pipe or conduitLightweight and durable aluminum constructionSet screw secures level to conduitMagnets, thumb screw for attaching to conduit and lighted vials