1. Department of Biomedical Engineering Tianjin University 92 Weijin Road Tianjin 300072 China
2. Institute of Wearable Technology and Bioelectronics Qiantang Science and Technology Innovation Center 1002 23rd Street Hangzhou Zhejiang 310018 China
3. Center of Flexible Wearable Technology Institute of Flexible Electronic Technology of Tsinghua 906 Asia‐Pacific Road Jiaxing Zhejiang 314006 China