DinoFire Wireless Presenter, Hyperlink Volume Control Presenter RF 2.4GHz PowerPoint Clicker Presentation Remote Control

Computer Clicker Features: A plug-and-play wireless receiver, there's no software to install. No hassle setup, simply plug into your computer's USB port. Buttons having quick access to different functions are easy to find by touch. Transmitter Features: Technology: Radio Frequency Frequency: 2.4GHz Max Output: less than 5mW Laser Class: 3R Light Distance: >200m Battery: 1 x AAA Battery (Not included) Working Voltage: 1.5V Sleep Current less than10uA Dimension: 139*18*20mm Weight: 25g Receiver Features: Operation System: XP, Windows 7/8, Mac OS, Linux, Android USB Version: USB 1.1, compatible with USB2.0, USB 3.0 Weight: 1.6g You can get another USB chip, if you lost the original USB chip within 2 years. Package listing: 1 x Wireless Presenter remote control 1 x Wireless Receiver 1 x User Manual 1 x bag