The RFTCTemp2000A is two-way wireless thermocouple based temperature data logger featuring a large LCD screen. Ideal for measuring ambient as well as remote temperature, the RFTCTemp2000A features a built-in temperature sensor for cold junction compensation (CJC) as well as the option for an external thermocouple (not included). This logger accepts J, K, T, E, R, S, B, and N type thermocouples and is exemplary for use in the monitoring of vaccine and chemical storage.