说明：  实时显示周围环境温湿度，与所设温湿度区间不符立即蜂鸣报警， 具有报警消音功能，s1循环设置，s2加，s3减，s4报警消音
(Display the temperature and humidity of the surrounding environment in real time. If it is inconsistent with the set temperature and humidity range, it will give an alarm immediately,With alarm silencing function,S1 cycle setting, S2 plus, S3 decreasing, S4 alarm silencing)