花土湿度检测器 / Tester for humidity of soil

The product is designed for flower funs,for many sorts of precious flowers are strict to the humility of soil,which can’t be tested accurately only by eye test.In order to solve this problem,our design is a kind of humility detector to tell the humidity degree when plugging flowers in the soil.And there is a displayer to remind people to water when the soil is tested to be beyond or below the limit which is setting up.