Kensington Bluetooth SlimBlade Pro Trackball Gray K72085JP,

Three connection types to choose from: Bluetooth, 2.4GHz wireless connection, and wired connection, so you can choose the connection type that best suits you. Rechargeable: Simply connect the included USB-C cable to charge. It can be charged for approximately 4 months. Horizontal twisting ball movement allows for precise control: Easily scroll through websites and word documents by twisting the ball horizontally. Ambidextrous design for both right-handed and left-handed users: The low profile design allows for both right-handed and left-handed users to work for extended periods without straining their hands or arms. Optical Tracking Technology Control: Dual sensors enable precise and accurate cursor tracking and scrolling. 3-year warranty: Only applies to products purchased on Amazon.co.jp.