[scope of application]: the mini square spirit bubble level is is widely used in level, camera head, precision instruments, etc.and used to adjust the lcd mounts, set top boxes, hanging box level, adjust the frame level, adjust the mural level. [high accuracy]: high precision, and easy to use, fast and accurate. [dimension]: size: 5.5cmx1.8cmx1.5cm/2.17inch x 0.71inch x 0.59inch. [high optical clear material]: the use of special acrylic materials, so that it is as clear as crystal, horizontal direction at a glance. [practical]: manufactured by fine workmanship, the mini bubble spirit level is practical and extremely beautiful., Weight: 0.0440924524 Pounds, Manufacturer: N\A