Pocket Infrared Technology Wireless Laser Presenter With Red Laser Pointer

Features: Wireless presenter remote control pen is equipped with a 2.4G RF frequency receiver, laser output distance is up to 200 meters. Powered by 3pcs AG13 button battery, convenient to use. Easy to use, just plug it into the USB port of devices and you can use it, support page down /up/ focus functions. Save your trouble to wave your hand or use help tools in front of the screen while making presentation. Made of high quality metal, it is sturdy and durable for long-time