Features: 1Convenient and Practical: With the presentation clicker, you don't need to commute to your PC/laptop or need individual assistance 2Red Indicator: Bright and steady red indicator is easy to see on any presentation screen (not recommended for LED, LCD screens). Note: Do not point it in the eyes of people or animals, please use it correctly 3Simple Operation: The presentation clicker is plug and play, compatible for Win 98, for Win Se, for Win Me, for Win 2000, for Win XP, for OS X, for Linux etc., to meet different laptops, projectors. Perfect for teachers and speakers 4High Sensitivity: The presentation clicker has high sensitivity, the control distance is &gt25 meters, you can freely control 360 in every corner of the meeting room 5Standalone USB Receiver: The presentation clicker has a standalone USB receiver that can be used to wirelessly control while using the pointer to highlight key items. Presenter controls (page up/page down functionality) Package included: 1 x&nbspPresentation&nbspClicker 1 x Receiver 1 x Storage Bag 1 x User Manual