Doodlight by Mohamad Montazeri is the Winner of a Bronze prize in A’ Design Award and Competition in Digital and Electronic Devices Design Category, 2019 – 2020. Doodlight is a laser projector. It is an optical guidance. During planning and designing them in a bullet journal, managing design elements and page space is often difficult and sometimes unsuccessful. In addition, it is not easy for everyone to draw various fonts, shapes, etc, at correct proportions. Doodlight solved these problems. It has an App. Put the desired shapes and texts in the app. Then transfer them to the product via Bluetooth. The Doodlight displays them on the paper with laser light. Now track the light and draw the designs on the paper.