MET safety certified;Comply with UL 499;CSA C22.2 No.64 Ensures the root area of seedlings remains between 70and 85 to ensure growth and increased germination Designing with waterproof construction, our seeding heat mat is safe for use indoor plantings,The new, stronger heating wire and thicker multi-layer construction offer more uniform heating and the durability to withstand rugged greenhouse environments. The Seeding Heat Mat adopts the latest 7.5MM thickening,105 degrees of high temperature resistant cylindrical SJTW 5.9ft water-proof power cord (thicker than the general power cord, solid, high temperature resistant), safer and more durable, and guarantee the stability of seedling mat safety work. Plug Type:US Plug,it applies to Canada, India,Mexico, Thailand, the United States, the Philippines,Taiwan and so on. / EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on / UK plug,it applies to Malaysia, the United Kingdom and so on. / AU Plug,it applies to Australia and so on Voltage: AC110V / AC220V color:As shown Material:PVC size:52 x 25cm Package Contents: 1 x Seedling heating pad Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.