Ahlsen Electronic Heating Mat 1 Piece, Gardening Electronic Seed Germination Heating Mat with Storage Bag 50 x 52.5 cm

Heating wire material: silicone heating wire + needle-punched cotton Surface material: PVC sheet, resistant to high temperatures and corrosion. Heating temperature: approximately 40 degrees Celsius Usage: The product heats directly to approximately 40 degrees Celsius once the power is switched on. The seedling pot or plant is then placed on the mat. A small amount of heat is released through the insulated bottom of the pot into the soil to promote plant growth.