BUBBLES TOP VIEW - Conspicuous color bubbles give you a clear-cut vision to observe the object is level or not. clear and intuitive green acrylic vials with top views, easy to read. EASY TO CARRY - Light weight and small size(9 Inch/225mm), easy to carry and store, especially in tight spaces. Holes at ends for hanging. MAGNETIC EDGE - The strong magnetic bar on the bottom can attach the measured goods. It can attached to any iron for easy and hands-free steel construction work. MAGNETIC EDGE - The strong magnetic bar on the bottom can attach the measured goods. It can attached to any iron for easy and hands-free steel construction work. WIDE APPLICATION - Ideal for decoration, home furnishings and related work for aligning, such as measuring locations on a wall, space between hangers, level the nails. URASISTO Torpedo Level