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It's a flowerpot which can test the soil's humidity.there is a circle around the pot which is a soil-humidity sensor.it can show red ,yellow,green and blue based on soil-humidity 's changing from lower-level to higher- level.so the pot can help people who like planting flowers enjoy themselves better.
Wang Lei Zhan Yangyang Yang Xiao Gui Lin Li Yan Rao Yu Fu Yueming Chen Chen Fang Yao Chen Si