P- Ruler

P- Ruler is a new measuring tool, designed for building purposes. The projector shows data of ruler on the wall. It means you can get information of target about length, angle, and distance immediately.

During a construction process, it is difficult for workers who need to frequently go high on a ladder and hold a long ruler to measure. However, P- Ruler shows a ruler on wall and enlarge the data. Let worker read it easily. Additionally, P- Ruler integrate several common measuring tools into one. It is convenient to take with it and easy to set.