We are offering temperature data loggers.This data logger module can be used to monitor humidity and temperature of greenhouses, warehouses, food transports, aircraft cabins, refrigerated trucks, containers, museums, and hvac equipment. It measures and stores up to 32700 relative humidity and 32700 temperature readings over 0 to 100%rh and -40 to +70?c (-40 to +158?f) measurement ranges by your pc with usb interface. The lcd can showcurrent readings, max, min, and sign of alarm memory for 32700 readings(16350 temperature and 16350 humidity readings)dew point indication via windows softwareselectable measuring cycle: 2s, 5s, 10s, 30s, 1m, 5m, 10m, 30m, 1hr, 2hr, 3hr, 6hr, 12hr, 24hrstatus indication via redyellow led and green ledusb interface for set-up and data downloaduser-programmable alarm thresholds for relative humidity and temperatureanalysis software used to view graph for logging datamulti-mode to start logginglong battery life