24GHz Wireless Presentation Clicker Powerpoint Pen USB Remote Control Flip Pen for Office Teaching Projector PPT Presenter 2.4GHz Wireless Presentation Clicker Powerpoint Pen USB Remote Control Flip Pen For Office Teaching Projector PPT Presenter Features:_x000D_ 1. [Plug and play] No installation driver, USB compatible, plug and play, convenient and fast._x000D_ 2. [Long Range] When charging, the red light is on and the full charge green light is on. It can be used for about three months on a single charge._x000D_ 3. [Digital display power] LED high-definition digital display screen, digital display power, know the power anytime, anywhere, and charge at any time._x000D_ 4. [Adsorption Storage] The receiver can be attached to the bottom for easy storage and retrieval, without fear of losing the receiver._x000D_ 5. [Widely applicable] Speech teaching, company meetings, training speeches, etc._x000D_ Parameters:_x000D_ Remote control distance: 200M_x000D_ Battery capacity: 200MAH_x000D_ Working voltage: 3.7V_x000D_ Color: Black/White/Pink_x000D_ Indicator line: red_x000D_ Packaging list:_x000D_ 1 * Wireless flip pen_x000D_ 1 * Charging cable_x000D_ 1 * Instructions _x000D_