PARTICULAR WARNINGS :
◎ DO NOT use chemicals and liquid for human consumption
◎ The used water temperature should not exceed 40℃
◎ DO NOT leave the instrument exposed to low temperatures (snowing days)
◎ DO NOT use the instrument indoors.
◎ Always replace the battery before you leave for a long period
◎ Never use the instrument without its suitable filter (filter washer included at water inlet end)
◎ Check periodically the filter placed in the upper ring nut, and clean it.