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 constantly monitor the floor temperature, which is more convenient and saves us the cost additional controllers and probes. Ideal for seedling germination: It can promote seedling germination and improve seedling survival by heating the planting tray and maintaining the temperature between 20 and 30 (68~86), the optimal temperature for seedlings. 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 the seedlings to grow healthy and strong. IP67 Waterproof: Its surface adopts premium PVC material, which ensures better safety in use and longer service life. It features IP67 high-level water resistance, is dust-proof, splash-proof and easy to clean. Thanks to its great flexibility, we can roll it up for storage. Meet our daily needs: The thermostatic heating mat is ideal for greenhouse heating, not only for germinating seedlings, flowers, fruits and vegetables, but also for terrarium animals, reptiles, brewing beer and fermentation.