1.4 inch capacitive touch screen, with an external dimension of 37.5±0.1*40.5±0.1mm, can be paired with a 240*240, or 320*320 resolution display, with a full viewing angle, and has a good display effect. Being applied to water dispenser, through the 1.4" touch screen, users can easily select different temperature options provided by the dispenser, such as cold water, room temperature water and hot water. It can also be used to display real-time information such as date, time and temperature, providing users with convenient and useful information.