Wireless Computer Mouse Desktop Notebook Business Office Portable Optical Mouse (rechargeable Bluetooth-mode) Features: The new-mode connection can connect multiple devices at the same. It is easy to operate and refuses to be cumbersome. It can be switched with one button and used at any. It is good-looking and easy to use, comfortable and unstoppable. It is ergonomically designed and can be used by men and women who fit the hand. Powerful energy storage capability, energy-saving and low-power chip, supporting the use while charging, and giving sufficient fighting power. Comfortable enjoyment of mute button: whether in the library or working late at night, it can take care of the feelings of others, create a quiet and comfortable environment, and do not disturb and families. Skin friendly : ABS skin friendly , sweat and fingerprint , comfortable and non-stop. The anti-skid grille roller is comfortable and wear-resistant, with obvious scale division, smooth and flexible. Wireless optical engine: powerful multi-material boundary crossing advantage, easy to adapt to multi-material, accurate positioning, not easy to drop frames. Product Description: Parameters: Working mode: 2.4G/BT5.2 Battery capacity: 500mAh Key: 3 keys Boundary dimension: 95x55x28mm Power supply mode: rechargeable lithium battery Receiver: external/internal receiver Mouse weight: about 55g Working distance: 10m 1x mouse