CONSISTENT HEATING: The Durable Seedling Hydroponic Heating Pad provides consistent, uniform heating at temperatures around 70°F to 85°F (24℃ to 30℃), which are the perfect temperatures for seed starting and cutting propagation.DURABLE AND FLEXIBLE: Not only is thermal-ideas Durable Seedling Hydroponic Heating Pad built to last with its durable, water-resistant material, the Heating Mat also remains elastic and flexible. Perfect for most conditions indoors/outdoors. Each unit comes with 15-month warranty.NICE AND TOASTY FOR YOUR PLANTS: The protective film on the heating mat ensures that the roots of your plants are warm, but never scorched.ENERGY EFFICIENT AND SPACE-SAVING: Thermal ideas Seedling Hydroponic Heating Pad is both compact and packs a punch. The 10" x 20" size of the mat is perfect for small, tight spaces such as countertops and windowsills. The heating film and insulation allows the mat to reach the desired temperatures within minutes yet only uses 18 Watts to help you save on electricity costs.ALL-YEAR ROUND USE: Whether it’s the hot, sultry summer or the dead of winter, the Seedling Hydroponic Heating Pad keeps your seeds at the exact temperature you need. Doesn’t matter what time of the year it is, you’ll be able to keep your plants supported, brew your kombucha, or cultivate your yogurt!Lower power consumption than other kind of heating element like heating wire.