Key Features：

                                                                                                                                LORA Transmission Distance: 5000m

                                                                                                                                Battery Capacity:  19Ah

                                                                                                                                Operating Temperature： -40℃ to +70℃                                

                                                                                                                                Humidity Measurement Accuracy：±2%       

                                                                                                                                Temperature Measurement Accuracy：±0.5℃         

                                                                                                                                Humidity Measurement Range：0~100%                                 

                                                                                                                                Temperature Measurement Range： -40℃ to 125℃ 

                                                                                                                                Uplink Communication Mode：LORA               

                                                                                                                                Long-Term Stability： Humidity: <1%/Y, Temperature: <0.1℃/Y    

                                                                                                                                Wireless Parameters：Uplink: 824-849 MHz, Downlink: 869-894 MHz  

                                                                                                                                Transmission Power： 0dBm to 22dBm                        

                                                                                                                                Standby Current： <13uA                      

                                                                                                                                Data Collection Interval： 1~1440 minutes             

                                                                                                                                Dimensions： 90×85×40MM