VIVOSUN 20″x20.75″ Seedling Heat Mat with Built-in Temperature Controller, UL & MET-Certified Waterproof Plant Heating Pad for Germination, Hydroponics, Brewing, Breeding, and Greenhouses

Durable Materials: Made of durable PVC and PET film designed to meet MET standards; Far-infrared heating technology facilitates better resistance to high pressure; The IP67-rated waterproof surface is safe to scrub and helps keep the device clean and functioning properly
Dual Digital Display: This thermostat comes with an adjustment function allows users to set the desired temperature according to the needs of their plants—it’s simple and convenient to use; It also receives data from the internal sensor chip and displays the temperature of the heating pad in real-time
Even Heating in a Larger Heating Area: This heating pad uses advanced far-infrared heating technology to provide consistent and even heat; This technology expands the heating area in order to create more optimal conditions for accelerating plant growth; The durable, reinforced heating film comes with double insulation to ensure that the heat will not scorch the roots
Innovative Heating: When the heating mat is in an environment with temperatures ranging from 20-25℃ (68-77℉), it can heat up to 40℃ (104℉) in a few minutes by radiating far-infrared light waves; The maximum temperature setting is 122℉, and it includes built-in overheating protection that automatically powers off the pad when the temperature is too high
Easy to Use and Store: To use it, just flatten and place it under your seedling tray, and then plug the power cord into a standard 120V outlet to start heating; The digital controller has a 3-button interface, making the pad easy to operate and calibrate; The heat mat is stretchable and flexible, so it’s easy to fold and store without taking up much space