This Klein Tools Laser Level is a versatile measuring tool that can be used both indoors and outdoors. It features a self-leveling cross-line laser level and a plumb spot that ensures accurate and precise measurements. The laser emits a red beam, and the device can be mounted on a tripod or wall. The laser level requires three AA batteries and has a maximum range of 90 ft. It has a measuring accuracy of ±1/16 in. This hand tool is perfect for professionals and DIY enthusiasts who need a reliable measuring tool for their projects.