The design is a product and service design for home breast self-examination. The product integrates ultrasonic breast detection technology and skin patch concept. It only needs to stick the detection patch on the upper and lower parts of the breast, and wait patiently for the detection to be completed to check its breast condition on the mobile phone. At home, you can observe your breast health, avoiding the tedious and embarrassing doctor's examination, and the breast self-examination skin patch is suitable for all people.