Specifications: 1.To make your presentations flow continuously, the super pointer integrates the slide up/down functions with a laser pointer on a remote hand held device using a wireless technology. 2.The super pointer's attractive and compact design enables mobility of up to 15 meters from the laptop/PC while still maintaining a full navigational control of your presentations. 3.The super pointer does not require any software and PC programming and take just a few seconds to install and use. 4.Key Features: Plug and play function: No PC programming and S/W . 5. Working on any computer: On any computer using a USB port . 6.Remote control range over 15m with a very low power: Eliminates LOS problems encountered with IR systems . 7.Transmitter identification: Use thousands of ID number to avoid multi-user interferences.