Temperature and humidity sensor HPT-21TH
产品优势：
1、Multiple transmissions, signal output can be customized, 4.5-digit LCD code display.
2、Use environment:temperature:-20～65°C,humidity:<90%RH.
3、Battery capacity:ER34615 large-capacity battery,extra-long standby.
4、Transmission mode:NB-IoT/LoRa/LoRaWAN/4G.
5、Supply voltage:DC3.6V,Standby current:<20uA.
6、Sampling frequency, for the upload time, the platform can issue instructions to configure parameters.
7、Battery voltage, abnormal sampling data alarm.
Product parameters：
— Range:-40～80℃,0～100%RH
— Accuracy class:±0.5%FS/±3%RH
— Mounting threads:Wall mounting
— Ingress protection:IP65
— Housing Material:ABS+PC
