Features:
- Wireless Presenter. Built in 240mAh rechargeble Li-polymer battery. You can charge it by a laptop or wall adapter via the standard Micro USB input port.
- Bright red pointer. Wireless remote control distance range of up to 100 meters, you can 360 degree control.
- Doosl works on all Windows 2003, XP, Vista, Windows 7/8/10, Mac OS, Linux, Andorid operation system. Support PowerPoint, Keynote and Prezi. Long press the "Up" and "Down" at the same time to switch Prezi Mode.
- Design with a compact size, easy to use and carry everywhere.
- Operating on international 2.4G RF frequency, it is an ISM free frequency and can be used world-wide. There's no software to install.