Stable Heating System: The professional heat mat maintains sweet spot temperatures of 68-104C (20-40F), which are the perfect temperatures for seed starting and cutting propagation. The plant heat mat warms the root zone 10 to 20C above ambient temperature. Connect the power supply. Please wait approximately 10 to 30 minutes. It will warm up slowly. Compatible with Most Seedling Heat Mats: The size of this seedling heat mat is 25 x 52 cm with a 145 cm power cord. Suitable for general plant germination and maintains a moderate temperature for your plants in the cold winter. 21 watts. 220V~230V. Plant heating pads have low power and do not have a strong steaming effect on plants. Durable & Waterproof: Made of durable PVC material. which is corrosion-resistant, insulating, strong, and durable. Considering the effect of plant watering, the mat is also waterproof and wipeable. However, for safety reasons, it should not come into contact with water or other liquids. Do not immerse the heat mat in water. Easy to Use: The heating mat for the greenhouse, pot, or propagator is very light and uncomplicated to use. Simply place the mat on a suitable surface, connect it to the power supply, and place your indoor greenhouse on it. That's it - your plants are well looked after! Multifunctional Heat Mat: Greenhouse heating mats are used not only for heating plants, but also for promoting the germination of vegetables, herbs, and flower seeds, or for providing constant temperature protection for reptiles such as seedlings, fermentation, reptiles, snakes, and turtles. Greenhouse heating pads. etc. Combinable with plant lights. Our plant heating mat can be perfectly combined with plant lights such as the various models of SUWITU grow lights. This gives your plants the best conditions to thrive.