Features:This 2.4 GHz Wireless Remote Red Laser Pointer Presentation Black is small and exquisite, portable and with richer applications.An essential nice assistant of demonstrations or presentations, you can easily point to the PPT or blackboard in any corner of classroom.Making your demonstrations or presentation seem more dynamic and making listeners feel release.This laser pointer is also the best gift for friends and families.Specifications:Supports MS Word, excel, PowerPoint, ACD See, website etc, with page up and down functionPresentations from up to 10 meters awayPower Supply: 1 x AAA battery (not included)Switch: ButtonOperating System: USB interface and Microsoft Windows 2000 / XP / VistaColour: BlackPackage Included:1 x Wireless Presenter remote control1 x Ultra-Slim Wireless Receiver1 x User Manual