Powerful Heating Capability: Designed specifically for hot and cold water bathtubs, our heater thermostat boasts a 2.7 to 3.3KW power output, focusing on heating Intelligent Self Diagnosis Function: With an intelligent control that continuously monitors the of each component of the heater, our heater provides prompt alerts Digital Display: Equipped with a digital display, the electric pool heater immediately halts in case of any malfunction, displaying corresponding messages on the panel for users Easy Maintenance: Our heater thermostat requires no special maintenance or programming, offering exceptional performance, comprehensive functions, simple Service:We attach great importance to our customers' shopping experience. If you have any questions, please feel free to contact us, we will reply you as soon as possible within 24 hours