BN-LINK BNQ-T7B(C) is a thermostat controller used for cooling appliances in a wide range of settings. It features accurate LED display in 0.1-degree increments and precise temperature setting in 1-degree increments. With a wide temperature control range of 40 - 108 °F (5 - 42 °C) and a maximum load capacity of 1000 Watts, the BNQ-T7B(C) can handle various cooling devices such as fans, aquarium heaters, and heat mats. Its easy-to-use interface and plug-and-play setup make it convenient for users to set up and operate, ensuring optimal temperature control for their appliances.