Portable Single Head Stethoscope Kids Shoes Pulse rate accuracy: ± 2BPM

Pulse rate accuracy: ± 2BPM OR ± 2%

Features: Gesture sensing

19style: 101-110 Quicksand Shimmering Gold

22-inch TFT full color IPS display 240*240

Function:Waterproof

Portable Single Head Stethoscope Kids Shoes Pulse rate accuracy: ± 2BPMName: Double headed stethoscope Color: a variety of colors to choose from (black, red, blue, purple, green, orange, yellow, gray) Ear head: Aluminum alloy Diameter: 4. 7cm, 3cm Earhook: Aluminum Pipe: PVC The stethoscope is mainly composed of a pickup part (chest piece), a conductive part (hose), and a listening part (earpieces). Its function is to transmit sound, amplify, and transmit the internal sound of the patient's heartbeat to the doctor's ear.