The invention relates to a somatosensory ring mouse which comprises a mouse body and a receiver, wherein the mouse body comprises a ring and a panel; a charging port and a connecting piece are arranged on the inner wall of the ring; the ring is sleeved on a thumb, and the panel faces one side of a palm; a first control system is arranged in the panel, and a second control system is arranged in a receiver; the first control system comprises an acceleration sensor, a distance measuring module and a processor, and the acceleration sensor is used for detecting three-dimensional acceleration data of movement of the thumb and sending the data to the processor; the receiver comprises a processor and a wireless receiving and transmitting module connected with the processor; the wireless receivingand transmitting module receives data transmitted by the mouse body, and then the data are transmitted to a computer through a USB interface after being analyzed and processed by the processor; and mouse instruction operation is executed on the computer. The somatosensory ring mouse achieves lightweight, low-power-consumption and wireless suspension free operation of the ring mouse, and improves the operation accuracy of the ring mouse is improved.