... of light sound and GSM 3.RJ45(LAN) real time monitor S300 Series dual temperature loggerHUATO Digital temperature ... . PC interface: RJ45 .(LAN) Net working intergreted real-time monitor PRODUCT NUMBERModelS300-DT-RJ45S320-DT-RJ45Temperature accuracy±0.5C ... software CD, USB connection cable, calibration certificate, warranty card, screws, installation, 3.6V*2 Li battery, temperature ...