Wireless Bluetooth Transparent MouseSturdy non slip metal scroll wheels enhance the texture while ensuring your hands don't slip while rolling. FEATURE: Rechargeable & Battery Level DisplayComes in a clear clear cool case that helps you keep track of your battery level. Up to 30 days of continuous use on a full charge and up to 40 minutes of standby time on a full charge. Silent Click & Metal Scroll WheelYou'll get the same click and scroll wheel feel you love, but with about 90% less