the number of keys:3
key life:3,000,000 times
(alkaline batteries are recommended).
* 2 4ghz wireless technology can provide a reliable connection and
* not be subject to any interference in the 360 degrees within 10 meters
* 1200dpi solution , ultra precision optical sampling technology.
* the mouse is made of abs environmental protected plastic, comfortable sence of touch. The overall shape is comfortable with bumped rear part , it can reduce gsnd flatigue effectively.
Mini receiver can be hidden inside the mouse, very convenient snd portable