iPazzPort Wireless Professional Presenter with Mouse Function Applicable for Presentation Pointer and Multi-media Education/Smart TV and PC Reomte Control KP-810-38 Available for Powerpoint Presentation/smart tv and pc control. Mouse function with flip wheel,page up and page down,copy and paste. Plug and play with wireless 2.4G receiver,up to 30ft range without install any software. 1*3A battery(Not included),into sleep mode without any activity after about ten minutes. Save power.