Instruct: Classify the given Amazon review into positive or negative sentiment.
Query: Not Useful for My Needs

This Moisture Meter is supposed to give an approximate measurement of how much moisture is retained in the soil. Problem is there has to be a certain amount and depth of soil in the planter for it to read the moisture. It is less than useless for small pots, or delicate plants.I still have it in case I can find a use for it, but.....