Check the listing for details. RF Wireless Windows Media Remote Control Mouse Laser Pointer Cordless Presenter. Condition: New. Listed at 6.95 USD. NEW Wireless Cordless RF Mouse Laser Pointer Presenter RF PC Wireless Windows Media PC Remote Mouse Control Search "WorkoutMouse tombasa" on YouTube to see video of remote control in action The power of the internet at the palm of your hands!Product Descriptions• Wirelessly control your Mac, Linux, or PC while working out from up to 100 feet away.• Browse the internet, send e-mail's, play games, control media• Enter text on easy to use 12 key keyboard• Advanced RF technology-Works thru walls!• Function: 4-in-1 Complete PC Remote Control (Wireless Mouse+Laser Pointer+ Media Remote Control + Text Input)• Simple and small design, very user friendly.• FREE bonus items included: Four Port USB Hub- turns one USB Port into FOUR!Advanced RF Receiver(Range up to 100 ft!)Convenient Mounting Bracket FeaturesUSB 1.0/2.0 CompatiblePC, Mac, Linux Plug and PlayRF TechnologyLED Laser Pointer for slides PresentationBattery is included but has no charge: (these are NOS media mouse that have an old battery and the battery will need to be replaced, cost is about $1 on ebay or slightly more at CVS, Walgreens, Osco Drugs, etc.). System RequirementsMS Windows 2000 or newerMac and Linux compatibleUSB Port