[Features] This is a simple water quality test kit "Simple Pack" that has been put together for environmental education purposes. Easy-to-understand explanations of the items are written in story format. It is also a convenient package that can be carried outdoors as it is. There are 5 items for tap water and 5 items for river water. Each pack is individually wrapped with a desiccant, making it easy to carry one pack at a time.
