Heating Mat Home Brewing 30 Watts IP67 Waterproof Ideal for Indoor Planting Seedling Heating Mat with Thermostat and NTC Sensor <ul><li>All-in-One Heating Mat: This upgraded heating mat is combined with a thermostat to help us control the temperature and an NTC probe to continuously monitor the soil temperature, which is more convenient and saves us the cost of additional controllers and probes.</li><li>Ideal for Seedling Germination: It can promote seedling germination and improve their survival by heating the planting tray and maintaining the temperature between 20℃ and 30℃ (68℉~86℉), the optimal temperature for seedlings.</li><li>Perfect Size for Planting Trays: It has a size of 10 x 20.75 inches (527*254mm), the perfect size to be compatible with a 1020 planting tray. By constantly producing gentle and even heat, it helps seedlings grow healthy and strong.</li><li>IP67 Waterproof: Its surface adopts a Premium PVC material, which ensures better safety of use and a longer service life. It has a high level of IP67 water resistance, it is dustproof, splash-proof and easy to clean. Thanks to its high flexibility, we can roll it up for storage.</li><li>Meets our daily needs: The thermostatic heating mat is ideal for heating greenhouses, not only for the germination of seedlings, flowers, fruits and vegetables, but also for terrarium animals, reptiles, beer brewing and fermentation.</li></ul>