Type: Wireless MouseMouse Size: Normal Rat (100-120mm)Connection with computer: wirelessApplicable models: laptopPhotoelectric resolution: 2400dpi (dpi)Number of keys: 3 (keys)Interface: USBWorking voltage: [email聽protected]Resolution: 1600dpiproduct description:1. Rated working voltage: 3V2. Rated operating power: 13mA3. Work environment: -10 degrees to 85 degrees;4. Humidity: 20%-50%.5. Tracking System: Optics6. Optical Engine: Experience smooth, accurate tracking. a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a