Provide the perfect germinating conditions for your indoor seed starting experience. The bottom heat will give an ideal warm soil environment for quicker germination and healthier plants off to a great start. Essential for many flowers, peppers, tomatoes, and eggplants, the heat mat provides uniform heat for warming the root area up to 20% more than existing air temperature. Thick, waterproof mat has a multi-layer construction that is heat bonded, not glued, to stay sealed for durability and a 6’ power cord. Instructions and tips are printed directly on the mat. Made in the USA!Fits under 4 common seed trays or a variety of pots with 107 watts, 120 volts.