A heating mat designed to accelerate and improve the success of seed starting and germination. Features an innovative far-infrared film that warms up faster and distributes soft heat more evenly. Included controllers provide variable heating levels and trigger on/off activation based on temperature. Crafted with IP-67 quad-layer PVC that is flexible resistant to wear-and-tear and easy to wipe clean. 20 x 20.75 in. | 80-87?F Heat Range | 20?F over Ambient Temp. | 40W | UL (E518635) & MET (E115128) Certified Mat Product Description A seedling mat designed to improve germination success and accelerate your seeds? growth process by emitting steady heat. The seedling mat?s steady 80-87?F (27-31?C) temperature range heats the rooting area by up to 20?F above the ambient air temperature. It uses a durable quad-layer PVC that is resistant to wear-and-tear and is easy to clean and roll for storage. Best used for seed germination and propagation in indoor settings like basements and terrariums to jumpstart