[Function and support] Multimedia page turning pen remote function: page forward/backward, close control, low battery reminder, play/pause, hyperlink, switch window, presentation, window [100m remote control range] The wireless demonstration remote control is equipped with top microchips for a real 100M/328FT remote control range, red light visibility: 200M/656FT. The power point demo clicker emits a bright red laser, which is easy to see in most backgrounds. (Not recommended for use on LED/LCD/TV screens) [2.4GHz high-sensitivity chip] Long-distance stable remote control and strong anti-signal interference [Easy to use] Plug and play operation, no software installation required, simple setup and operation. The USB receiver is stored inside the bottom of the clicker to prevent loss. The ergonomic design provides a comfortable grip. Compatible systems: Windows 7/8 or above, macOS, Linux, Android Supported software: PowerPoint, Keynote, PDF, Word, Excel Product Name: Multimedia Page Turning Pen Wireless: RF 2.4GHz Remote control distance: 100m Laser distance: 200m Working voltage: 3.7V Battery capacity: 200mAh Color: Pink Material: ABS Size: 13 x 2 x 1.3cm Package Contents: 1 x Wireless presenter 1 x Charging cable 1 x User manual Only the above package content, other products are not included. Note: Lighting and display differences may cause slight color variation between the image and the actual item. Measurement allowance is +/- 1-3cm.