Outdoor garden, lawn, garden, path use

humidity detection: outdoor garden solar buried humidity Lights . Compared to the traditional numerical test of soil, it shows moisture in soil nutrients by the color of lights at night, tells you that your flowers need nutrients, and decorates your garden.
Easy to use: Bury it in a flowerpot, garden, lawn yard, open NO and let the sun shine on it. Come with dusk sensor, bright green light: the soil is full of nutrients, bright red light: remind you soil lack of nutrients to water.
Super waterproof： cover tightly when switch open. We tested 30 processes in multiple scenarios. It also works completely in water, and we made a video, IP65 plus.