The iWTS series wireless temperature measurement device is mainly used to monitor the temperature of electrical connection points such as cable joints and circuit breaker contacts in high and low voltage switchgear, to prevent excessive contact resistance caused by oxidation, looseness, dust, and other factors during operation, which can become a safety hazard and improve equipment safety. It can timely, continuously, and accurately reflect the operating status of equipment and reduce equipment accident rates. The iWTS series wireless temperature measurement device can directly upload data to the backend or be used in conjunction with the display unit according to customer needs, with flexible and diverse combination solutions.