Magic touch can be easily installed and removed.  No need to open up the computer case., No external power supply is needed either.  It can be used in any country. 
Magic touch can be activated on touch by almost anything - finger, fingernail, gloved hand or stylus.
Magic touch and mouse can be used concurrently.  An  utility icon allows easy swap of left-right mouse-button functions.
Magic touch eliminates the electrostatic and reduces the radiation generated from the monitor.
Magic touch has excellent scratch and chemical resistance.  It may be cleaned with household cleaner, like Windex.
Magic touch offers USB or Serial (ProE) interface. Compatible with Win Vista, XP, 2000, 98, 95, ME, NT, Linux, Mac.