1PC Seedling Heat Mat Warm Hydroponic Heating Pad 10"x20.75" Waterproof

How to use: As soon as the product is powered on, the temperature is directly raised to about 40 degrees, and then the seedling pot or plant is placed on the mat, and the temperature is separated from the bottom of the flower pot, and the temperature distributed in the soil is just to promote the growth of the plant.

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