This is a replacement mat only it has no controller The Vevor Seedling Heat Mat is a 10"x20" seed starter pad designed for germination. This black propagator heat mat operates at 120V with a power consumption of 17.5w, providing warmth without being overheated. It does not require a controller and comes as a single set that includes the heat mat itself, making it a convenient and efficient tool for home gardeners looking to accelerate the growth of their seedlings.
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