SIIG's 2.4GHz RF Wireless Presenter works with most Windows® and Mac OS® based laptop and desktop computer systems. This ergonomic wireless presenter offers four easy-access function buttons to provide great presentation control. Advanced 2.4GHz wireless technology allows longer range of operating distance. Receiver storage compartment with power control feature helps save battery power. This 2.4GHz RF Wireless Presenter is a smart tool enabling you to present your points across effectively.