The QuadTemp is a four-channel, battery-powered, stand-alone thermocouple datalogger. It is an all-in-one compact, portable, easy-to-use device that measures and records up to 500,000 measurements per channel. The storage medium is non-volatile solid-state memory, providing maximum data security even if the battery becomes discharged. The device can be started and stopped directly from your computer and its small size allows it to fit almost anywhere. The QuadTemp makes data retrieval quick and easy. Simply plug it into an empty COM port and the user-friendly software does the rest. The QuadTemp accepts J, K, T, E, R, S, B, and N type thermocouples. Thermocouples with subminiature male terminations sold separately. Applications include recording temeprature of perishable goods, warehouse monitoring, HVAC, medical/pharmaceutical, museum monitoring, environmental studies, replacing costly strip chart recorders, and implementing HACCP programs.