The PCE-HT 71N Dewpoint Meter detects air temperature and humidity and stores readings in its internal memory. This PCE-HT 71N Dewpoint Meter has a compact format and a wide memory capacity (up to 32.000 values / 16.000 values for each parameter) and it is mainly used as a data logger, in supermarket refrigeration units, refrigerated transport, warehouses and other temperature controlled environments. - Measurement range: 0 … 100% H.r. / -35 … +80 C - Accuracy: 3 % H.r. (20 … 80 %) and 5 % / 1 C - Resolution: 0.5 % H.r. / 0.1 C - Memory: max. 32,000 measurement values (16,000 for each parameter)