Record up to 16,000 ambient temperature and 16,000 relative humidity readings. REED R6020 Offers This compact datalogger records up to 32,000 temperature and relative humidity readings. Simply plug the R6020 directly into a computer to setup parameters (sampling rate, min/max alarms) and disconnect to begin recording. Once data collection is complete, connect again via USB to download to included software for analysis. Features Stores up to 16,000 temperature and 16,000 humidity readings Simply plug into the USB port to begin downloading - no cables or wires required User selectable sampling rate from 2 secs to 24 hrs Visible alarm (LED) if set max/min values are exceeded Compatible with Windows 7, 8 and 10 Wall mount bracket and screws for long-term monitoring Included Temperature & Humidity USB Datalogger Wall Mount Bracket and screws Protective USB cap Software Battery