Description This is a adorable soil humidity instrument. It is made of good quality material, durable for long time use. Just plug the moisture instrument into your potted plant, you will know if you should water it. Features -Color:Black -Material:Resin and iron -Size:18.00X9.00X2.00cm/ 7.07X3.54X0.79in -Made of high-quality material with strong durability and hardness, to ensure they do not loose or break. -Suitable for users to maintain indoor plants and flowers. -Always remind you to water your potted plants. -If singing continues after watering, check the pH of the soil. -Accurate measurement of the moisture in the soil at the root of the plant to prevent overwatering or underwatering. Package list: 1 x soil moisture sensor