Check the listing for details. Wireless Presenter Remote - Laser Pointer - 2.4GHz - USB Plug & Play - PC189A. Color: Black, Condition: New. Listed at 14.99 USD. Wireless Presenter Remote - Laser Pointer - 2.4GHz - USB Plug & Play - PC189AB#4 Simplified 4 Buttons Presenter : The slideshow clicker is only equipped with 4 compact functional buttons. To page up and down, turn to full or black screen, power on or off, laser on or off are all at the 4 buttons.2.4GHz Wireless Connection : Plug and play. The wireless range reaches 10m/33ft and the laser light further reaches to 100m/328ft, which allow you to freely walk around to interact with your audience.Intelligent Power-saving : The presenter will be standby automatically and fall in deep sleep if there is no operation. If the battery power is running out, the indicator light will flash red for 3 times.Easy To Use : The buttons are silicone made with convex point design, helping you precisely locate the right button quickly. The body is dull polished so as to provide excellent feeling.Wide Application : The presentation clicker widely supports Windows XP/7/8/10, Mac Os, Linux, Android. The laser pointer compatibles with Microsoft, Powerpoint, Keynote, Prezi and so on.