1) CE, FCC, UL certified;
2) RF technology optical mouse;
3) Receiver and charger 2 in 1;
4) Freely 360-degree use within 1.5m radius;
5) Plug in to use
6) Tracks on most transparent (glass) or mirrored surfaces;
7) Automatically power-saving sleeping function;
8) UV oil treating or rubber coating colors
9) Blister or color box provided;