Temperature and humidity data collection features:
The 3632 is completely waterproof (The unit is not designed for continuous immersion)
Up to 16,000 measurement data can be collected with the optional 3911-20 for processing by PC
Special software bundled with the 3911-20 enables storing of the recording time, interval, start, end, method and comments in the instruments memory
Non-volatile memory preserves collected data even when the battery is depleted