Type: wireless mouseMouse size: mouse (≤ 100 mm)Connection with computer: wirelessPhotoelectric resolution: 1600dpi (DPI)Number of keys: 4 (keys)Interface: USBWireless transmission frequency: 2.4GHzAdjustable resolution: three levels and belowOperating distance: 10 (m)Working mode: photoelectricRoller direction: four way rollerFeatures: ultra thin, miniProduct size: 110 * 60 * 25MMA: Metallic gray, colorful breathing glow, rechargeable versionB: Matte black, colorful breathing glow, charging versionC: Mirror white, colorful breathing glow, charging versionD:Rose gold, colorful breathing glow, charging versionE: Metallic gray Smart sleep battery versionF: Matte Black Smart Sleep Battery VersionG: Mirror White Smart Sleep Battery VersionH: Rose gold smart sleep battery versionI: Metal gray Bluetooth 3.0+Bluetooth 5.0+2.4gHz three-mode versionJ; Matte black Bluetooth 3.0+Bluetooth 5.0+2.4gHz three-mode versionk: Mirror white Bluetooth 3.0+Bluetooth 5.0+2.4gHz three-mode versionl: Rose gold Bluetooth 3.0+Bluetooth 5.0+2.4gHz three-mode version