Mini mouse with 2.4 GHz technology features an optical sensor and a resolution up to 1200dpi for high precision and fast operation. Ideal for Notebook users.2.4 GHz FSK autolink technology 34 RF channels Range: 6 – 10m 1200 dpi (precision) 3 standard buttons 3 level power saving modes Nano USB Receiver (can be stowed in the mouse) Auto power-saving sleeping function Supports Windows ME / 2000 / XP / Vista / 7 / 8 / 10 and MAC OS Weight: 0.054 kg Height: 4.1 cm Width: 5.8 cm Length: 9.9 cm