Jump Start Digital Thermostat for Heat Mats

Hydrofarm's electronic temperature controller is compatible with all heat mats and is an optional accessory for Hydrofarm Seedling Heat Mats. The thermostat controls the temperature of heat mats evenly in colder or warmer than normal environments. It provides constant optimum temperatures for specific plants. Easy plug-in operation with illuminated indicator light and three-prong ground plug.

Taked from fasthedgehog.com