Plug-and-play, for Windows and Mac, no software needed USB receiver placed inside presenter cap just unplug the pen Intuitive 3-button controls with page backward/forward and laser light Red laser is perfect for highlighting your point Sleek and elegant design, slips easily into a shirt pocket High quality pen with black ink (D1 refills, length 67 mm) Including AAA battery, long life time, easy to find and replace RF communication range up to 15 m Confidentially in control with a smart presenter that simplifies every presentation. All functions you need for an impactful performance are packed in a sleek design with red laserpointer and ball pen. Performance Wireless range 15 m Frequency band 2.4 GHz Wireless technology RF Wireless receiver interface USB Features Material Brass, Plastic Plug and Play Yes Wavelength range 630 - 680 nm Laser wave power 1 mW Laser class 2 Laser pointer colour Red Buttons quantity 3 Presenter functions Laser pointer Product colour White Power Battery type A