当手动按键按下时，为自动状态，温度显示为当前温度，时间显示为零，每次加1或减1 。如果温度大于30度，低速灯自动点亮。如果温度大于32度，中速灯自动点亮。如果温度大于34度，高速灯自动点亮-When the manual button is pressed, automatic status, temperature display current temperature, time display zero, plus one or minus one each. If the temperature is greater than 30 degrees, low lights turn on automatically. If the temperature is greater than 32 degrees, the speed lights turn on automatically. If the temperature is greater than 34 degrees, high-speed lights turn on automatically