An NTC thermistor is packaged in the form of a Bulk. Bead, Epoxy includes it as a convenience. To ensure that the NTC thermistors function properly, the resistance tolerance must be ±0.1°C. A temperature setting of -80°C~135°C is required to ensure reliable performance of NTC thermistors. Temperatures can be set by the NTC thermistors to 30mW at any time.