替換棉芯屬於消耗品，建議一至兩個月更換，視乎水質和日常使用時間有所差異
包括:棉芯x5
The replacement cotton core is a consumable item, it is recommended to replace it in one to two months, depending on the water quality and daily use time.
Include: Cotton core x5
包括:棉芯x5
The replacement cotton core is a consumable item, it is recommended to replace it in one to two months, depending on the water quality and daily use time.
Include: Cotton core x5