Single-mode refers to the wireless mouse must be connected through the 2.4G wireless receiver when it is used, and dual-mode is a dual-mode wireless mouse connected by 2.4G wireless Bluetooth, which is faster and more convenient in wireless transmission mode, and can also avoid the trouble that the receiver loses the mouse and cannot be used, such as the Dalyou UFO wireless mouse. Use the 2.4G receiver and Bluetooth to connect one computer each, and simply press the mode button at the bottom of the mouse to switch between the two computers freely, efficient office and home.