The SMK-Link VP4570 Bluetooth stopwatch presenter from SMK-Link is a powerful presentation tool for Windows and Mac Bluetooth systems. An integrated stopwatch with LCD display enables the presenter to effectively manage time. Designed with 5 intuitive presentation control buttons, a unique scroll wheel for long document maneuver and a built-in laser pointer to bring audience focus, the VP4570 features up to 33 feet of wireless freedom for effortless presentation delivery. With an on/off switch to conserve power and without the need for a proprietary receiver dongle, the device is travel-friendly. Designed for easy sync up with Bluetooth, the VP4570 remains connected to the system once set up.