BRAND NEW IN NEW BOX. Suitable for gift (NO OFFERS PLEASE) Burpee 99524 Seed Starting Heat Mat 10" X 20" Fits All Standard Seed Trays EVENLY GROW: this heat mat provides a steady heat that warms the soil temperature 10-20 degrees above the ambient temperature. This helps accelerate germination and root development for seedlings. EASY TO USE: Place heat mat on a flat, dry surface and set prepared seedling tray on top. Plug the power cord directly into a standard 120V outlet. Instructions and growing tips are printed on the mat. Leave the mat on 24 hours a day until the seedlings have germinated. Remove from under the tray and store for next season. Smoke free home. Shipped within 24 hours of payment, please no offers. Price firm. An additional 10% is triggered on all items when purchasing 3+ items from this closet. All offers respectfully declined.