VIVOSUN 40°F To 108°F Digital Heat Mat Thermostat Temperature Controller for Seedlings

With an easy-to-grip hexagonal shape and made of an extra-fortified plastic, components will not rust or malfunction under tough conditions. The controller comes with a manual but you won't need to read it. Using just 3 buttons, you can set a temperature or change the display between Fahrenheit/Celsius in seconds. Perfect for professional horticulturalists or the budding grower.