Laptops and desktop computers have become crucial in modern life. These devices are indispensable for both professional and personal endeavours. The user must either pick up or travel to the gadget in order to get any work done. This project's goal is to reduce the complexity of work like this. So, a clever device is created. It enables one to navigate windows with hand and finger movements rather than directly touching the mouse. The instrument is used by the user gliding a regular coloured marker over their finger. Because people naturally communicate using hand gestures, this improves the tool's usability and makes it easier to learn and employ. Computer input methods that take into account a user's hand position, orientation, and gestures are called hand gesture interfaces. The integration of input and output areas offered by these perceptual interfaces promises to make it possible for users to freely engage with both physical and digital worlds without any limiting filters.