Model 1823 is a 16A WiFi smart thermostat specially designed for electric underfloor heating systems. Built-in WiFi chip supports mobile APP remote control, allowing users to adjust temperature, set weekly timing and switch heating mode remotely anytime. With 16A high load capacity, it perfectly matches electric heating cables and heating films for stable heating control. A high-precision NTC sensor monitors room temperature in real time to keep constant temperature automatically. Clear digital display shows real-time and preset temperature, and touch buttons support child lock to prevent misoperation. Multiple safety functions including overheat protection, short-circuit protection and anti-freeze mode fully secure household heating equipment. Standard 86-type wall-mounted panel is easy to install, with anti-scratch ABS shell matching various home styles. It is widely used in apartments, villas and smart hotel projects. Stable intelligent performance with competitive factory price, a popular smart heating accessory for global hardware distributors.