Bluetooth 3.0 high speed transmission, featuring data transmission which is eight times faster, dramatically improves the sensitivity and stability. The mouse is piano-varnished, with bright and high permeability, concise color, and suitable size, and is comfortable, light and portable. with a more convenient and more environment friendly infrared IR engine, super-low power consumption, strong electricity saving technology and super over capability. High-resolution and super-accurate 1000/1750 DPI enables bidirectional switching and rapid movement, satisfying your requirement for work and playing. This convenient and battery saving function enables the mouse to enter the dormant state automatically after three minus idle time and awaken rapidly after slight movement