Long Range and Low Power Consumption The presenter clicker has a bright red light that can be seen on most backgrounds, with a wireless control range of up to 30 meters and a red light range of 200 meters (not recommended for LED/LCD screens). It is powered by 1 AAA battery (not included), with low power consumption to ensure long battery life. Stylish and User-Friendly Design The presenter features a soft silicone button design that ensures comfortable thumb placement, with bumpy buttons that help prevent accidental presses. The low power LED indicator flashes when the battery power starts to drop, so you'll never be caught off guard during a presentation. Wide Compatibility This wireless presentation pointer supports various operating systems, including Windows 2003/XP/Vista/7/8/10, Mac OS, Linux, and Android. It is also compatible with popular presentation software such as PowerPoint, Google Slides, iWork (Keynote and Numbers and Pages), Prezi, PDF, MS Word, Excel, ACD See, and website presentation tools. Package Includes The package includes 1 Powerpoint clicker and 1 user manual. Please note that the presenter is powered by 1 AAA battery (not included).