Made of aluminum alloy, the mouse is durable to use.It supports wireless transmission and the longest sensing distance can reach 10 meters.With ergonomic design, it is comfortable to hold and use.It is connected by a USB receiver.The DPI is adjustable.Item Name: Wireless MouseMaterial: Aluminum AlloyDPI: 1000/1200/1600dpi (Adjustable)Transmission Space: 0-10m/0-393.7" (Approx.)Compatible Systems: For Windows 98 SE/SME/2000/SXP/2003, for Mac OSBattery Capacity: 500mAh (Included)Transmission Frequency: 2.4GHz/2.4GHz + BluetoothFeatures: Wireless, Rechargeable, ErgonomicSize: 11cm x 5.8cm x 3cm/4.33" x 2.28" x 1.18" (Approx.)2.4G Version: UBS Interface Connection, with USB Receiver, Plug and PlayBluetooth Dual-mode Illuminated Version: with bluetooth-compatible Connection Function, with USB Receiver, Plug and PlayNotes:Due to the light and screen setting difference, the item& 39;s color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Wireless Mouse1 x Receiver1 x Charging Cable1 x User Manual