3500PLUS M200PLUS Silent Fabric Wireless Bluetooth Mouse $ 13.88 Product Information: Product size: 1136430mm Transmission method: 2.4G wireless Working method: optical Key stroke: 0.8mm Maximum acceleration: 20G Maximum tracking speed: 30inch/s Maximum working current: 30mA Receiver storage compartment: Yes (inside the mouse) Product weight: 80g Ergonomics: Symmetrical left and right Buttons: left button, middle button, right button Button: crisp touch button Resolution: 1000DPI Working voltage: 1.5V Battery life: 12 months