(1) The default working period is 00:00-23:59, and sterilization is 3 minutes per hour;
(2) Power on after power-off: After 5 seconds delay, sterilize for 3 minutes, and sterilize again for 3 minutes after 57 minutes;
(Remark: Usually, after the fountain is powered on after the power outage. The UV tube may work for more than ten seconds before the fountain get connected again. When it is connected, the device will perform the hourly sterilization for 3 minutes.
The actual situation varies depending on the network conditions.)