People usually use laser pointer for demonstration to better monitor the audience. Its scientific name is laser pointer (or laser pointer), also known as pen probe. It is usually used in news reports, training and travel reviews to let you see a little or a little on what you see. This laser pointer has many names. Different titles are more valuable to some people than different themes. They will say that this is a remote-controlled laser pen, Because it will be remotely controlled with the computer, some people will regard it as a rotating laser duck, because it can rotate the page during the demonstration; Some people call it a rotary handle, which means that the product is mainly used to control the rotation ability. Laser is a new electronic product, which is specially used in computers and multimedia projectors.
First, the laser axis works like an electromagnetic pulse. It even has a black hat. You should know that infrared products, TV remote controls and air conditioners have been removed. We have adopted infrared radiation technology and artificially created inaccuracies, The premise is that there is no giant metal barrier between the receiver and the receiver, which can be used appropriately. Insurance products are usually more expensive, but inaccurate, so they are more convenient to use. Using Laser pointer is a good way to attract the audience's attention to the demonstration. If you don't have hands during the demonstration, you can use PPT to turn your mouse into a laser controlled laser duck, Combine office technology with USB technology on the side of the control computer This corresponds to remote control. These products usually include transmitters and receivers. It's like connecting a USB stick to the USB socket of your computer and calculating the possibility of automatically installing drivers. Click the transfer button to control your computer over a wireless network.