Xiaomi Mijia Wireless Dual-Mode Mouse Silent Ergonomic Bluetooth USB Side Buttons Protable Mini Wireless Mouse for Laptop

SPECIFICATIONSBrand Name: MIJIAType: Bluetooth-compatible WirelessOrigin: Mainland ChinaHand Orientation: RightDPI: 1200Package: YesNumber of Buttons: 2Power Type: BatteryStyle: FingerTime to market: Oct-11Certification: CENumber of Rollers: 1 pcsGross Weight: 60gOperation Mode: Opto-electronicInterface Type: USB 1.There is a plastic layer on the "U" shape, please remove it before use!!!!!!!! 2.Note: This Mouse has (NO Battery), The Battery Needs To Be Purchased Xiaomi Mi Wireless Dual-Mode Mouse Silent  Product parameters Product model: WXSMSBMW02 Dimensions: 112.7 X 62.7 X 36.8mm Executive standard: Q/BJMWK0001-2016 Main materials: ABS, PC Wireless connection: Bluetooth low energy 4.2, RF 2.4GHz Working temperature: 0°C ~ 40°C Bluetooth device name: Mi Silent Mouse Working distance: <8m Input parameter: 3V=10mA   Feature Mi Dual Mode Wireless Mouse Silent Edition  Dual mode connection | Silent Running | Side buttons | Used comfortable Bluetooth & 2.4GHz Dual Mode Connect Wireless Office more convenience. Support connect two Computer  Postive Mouse button can exchange Mute button imporve Working efficiency Bring them into the conference room office library Even working into midnight will not distrub family members Intimate side design Applicable with Windows shortcuts Ergonomic design, feel more comfortable More intimate shape design Contrasting apearance and slightly waisted design， not only it is meet the Visual needs， but also to  provide just the right for the grip