Blood pressure detection watch

The invention discloses a blood pressure detection watch. The blood pressure detection watch comprises a dial plate and watchbands, wherein the watchbands are connected to the two ends of the dial plate; a pressure sensor, a pneumatic component and a processor electrically connected with the pressure sensor and the pneumatic component are arranged in the dial plate; each watchband comprises a watchband body, an air bag arranged on the watchband body and a communicating piece at least partially arranged in the watchband body; one end of each communicating piece is fixedly connected with the corresponding air bag, and the other end of each communicating piece is detachably connected with the pressure sensor and the pneumatic component; the pneumatic component is used for supplying air to or deflating the air bags; and the pressure sensor is used for acquiring air pressure signals in the air bags and sending the air pressure signals to the processor, so that the processor acquires a blood pressure value of the h