Mouse" is a device of a computer. With light precipitation ranging from hand-fit The round shape. There is a button, click the left and right lost the Middle, there is a button for scrolling to the bottom of the mouse, you will have a ball rolling back and forth for the klom mouse. With the power cord connect the mouse to a CPU. There are many many many mouse prices. There is a lifetime of approximately 1-2 years, depending on the price of the mouse. Use the mouse to loosen on a finger and then place that button on the left side. Middle finger to the right button. If you want to use the dial in the Middle, using the index finger. Move the tool back and forth until it is where you can click the mouse. The mouse is beneficial to computer users. Help in choosing what we want on the computer screen. If the lack of a mouse, you can use the keyboard as a substitute. But city analysts To take care of the mouse by wiping with a damp cloth to clean water or cleaner. Remove rollers at the bottom then using a cloth or a small device to remove stains. As far as this, you help to preserve the service life of the mouse.