关机模式长按测量键,首先出现为ON或OFF选择模式,继续按着不动,当右上角可以切换华氏和摄氏度切换,然后关机再开机就OK了<br>使用说明:<br><img src="https://iknow-pic.cdn.bcebos.com/63d0f703918fa0ec1ebc5fe92d9759ee3c6ddbde?x-bce-process=image/resize,m_lfit,w_600,h_800,limit_1" max-height="200">