Multi-function dial: The dial on the side of this mouse has three functions, 1. Window switching 2. Zoom in and out (for pages and images) 3. Page moves left and right (for excel), which can help you use the computer more conveniently and efficiently;
Widely compatible: The vertical mouse has 2.4G connection and Bluetooth direct connection ( 2.4G BT1 BT2) can remember three devices, and double-click the mouse switch button to switch channels (the first Bluetooth connection or reset the Bluetooth connection, you need to double-click to switch to BT1 channel or BT2 channel, and then press and hold the switch button for three to five seconds);
Ergonomic design: The wireless mouse is designed at a vertical angle that allows the arm to be used in a natural handshake manner, which can reduce the fatigue caused by long-term use of the mouse on the wrist;
Adjustable CPI: Vertical ergonomic mouse features 4 adjustable
CPI settings: 1000/1200/1600/2400 for precise optical tracking. Adjustable CPI improves the experience of using the mouse;
Rechargeable: This mouse doesnt need to use AA battery now. it have battery inside the mouse!