Wireless USB PowerPoint Word Presenter Laser Pointer (PP-1000) Features: - It contains two parts: transmitter and USB receiver It combines the function of a laser pointer and keyboard hotkeys, built-in flash memory is available by customized - Control distance: work in a range of 7-15 meters - Easy to use. USB plug-and-play.  - No driver required 1. Laser Button: Laser on/off control 2. Page Up Button: Slide up control 3. Page Down Button: Slide down control 4. Lock/Unlock Switch: To change battery Color : Black  Package Content: - 1 X Presenter Laser Pointer - 1 X Wireless USB receiver - 1 X Battery - 1 X Carry Case  - 1 X Manual