Features: Designed for left-hand users, encourages healthy neutral "handshake" wrist and arm positions for smoother movement and less overall strain,Both Right Hand and Left Hand can use this mouse. Rechargeable wireless type. Built-in rechargeable battery,very convenient to use, dispense with frequent battery replacement trouble, comes with a usb cable. Wireless mouse 2.4GHz Wireless Connectivity (USB receiver ),Suitable for PC Laptop Desktop Computer With USB port,also with Bluetooth Mouse function for laptop PC and more. The nib can write on a mobile phone or tablet,Very useful,2.4GHz digital wireless transmission, operation distance is up to 10 meters. Suitable for PC Laptop Desktop Computer With USB port,with Micro USB and Type C Adapter,fit for Androids cellphone or tablet with OTG function.