Pico projector which is a name for mini projector are small, portable, battery-operated projectors which are designed to project content (images and videos, presentation) from phone or laptop, it can also play video files and content from USB or SD storage irrespective of place and convenience. Portable Mini projectors are device generally made to replace large and bulky projectors. It also offers various features and benefit that large projectors can’t offer. The size of the mini projectors are not more that the size of mobile phones but functionally gives equally high output like large projectors. These pocket sized devices projects videos, music and any content on go without any need of attaching cables or requirement of space. There are different types of Portable mini projectors. One of them is Standalone Portable Projectors. Projectors connected with an external device via cables which are usually USB and HDMI cables for connection purpose.

 Mini Portable Projectors have in-built rechargeable batteries. Embedded Portable Projectors: These Portable Projectors are embedded in an electronic device and they derive power and output from the electronic device. A “Projector Phone” is a device generally mobile phone which has embedded projector. In case of Media Player: Portable Projectors which do not need an external system for deriving input, they usually have memory card slots as external memory. There is no cables used USB Projector: The Portable Projectors connected to an external system with the help of USB cable. The USB cable connects the projector with an external system to gain power and input.