1. Number of keys: 3; Type: photoelectric mouse; Photoelectric resolution: 1500dpi
2. Interface: USB; Line length: 1.5m; Product size: 118*58*38mm
3.1500DPI tracking engine, accurate tracking
4. Anti-skid grille roller, smooth sliding
5 plug and play, save trouble and worry
6. Matte surface and fine texture
7. Ergonomic design gives a stronger grip 
