1>self watering pot. 2>it is very nice for plant, indoor or outdoor, add one time watering, can sevid about 1-2 month 1>self watering pot. 2>it is very nice for plant, indoor or outdoor, add one time watering, can sevid about 1-2 month3> there have different sizes and items4>there have different colors,such as:red,black, green etc. it also can produce as your demands self watering pot