Features:1:Vertical healthy mouse 2.4GHz Wireless Connectivity (USB receiver ),Suitable for PC Laptop Desktop Computer With USB port.2:Ergonomic designed to remit and prevent carpal tunnel syndrome.3:Optical laser technology for precise control,2.4GHz digital wireless transmission, operation distance is up to 10 meters.4.Rechargeable wireless type. Built-in rechargeable battery,very convenient to use, dispense with frequent battery replacement trouble, comes with a usb cable.5:L/R mouse buttons, 2 thumb buttons, and a clickable scroll wheel , dpi button. Specifications:Material: PlasticColor: Black,PinkSize: approx.:112x78.5x62.5mmDPI: 1200/1400/1600 dpi.input: 5V 1-2APower supply: 1200mAh Rechargeable battery Package includes:1 x Wireless Mouse1 x USB receiver1 x USB cable