Abstracts Because the current presentations a presentation in a format of the image. Audio, video, or a presentation on a projector and other formats in each format, it will be installed in the chassis, which is problematic for the user in the installation of complex installation and portability that not all services the prices of high-priced equipment.That consumers cannot buy applications. But in these devices, it is necessary to use in daily life, especially for teachers who want to offer information designed to make students understand the contents in the teaching of ech still issues that the proposed equipment is not sufficient per the requirements of each plant.Studying the school budget to purchase at least We have invented the device and then using the tools. Well in a portable, so that sufficient demand and able to produce for their own use. How do the chuanlai Villa, we fabricated using the computer as a medium for displaying images with the Web cam to video projector and have written a program to apply to media that are used in the display. To display a picture, chuanlai with virtual sensors. Test results, it appears that the Villa chuanlai sensors developed economy. Can be used in combination with a video projector. Villa chuanlai by this economy and can use it, there will be a display of crisp font size is size 72 letters, and the letter size with minimal contrast, font size is 16 by chuanlai Villa low cost sensor suitable for the size, weight of the machine. Oiling device. Easy to install, maintenance, moving, storing, and safe to use.
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