General Tools DTH184DL High Accuracy Data Logging Thermo-Hygrometer features a 1% RH accuracy and large red LED display that makes it ideal for process control, labs and other critical areas. This data logging thermo-hygrometer has a dual LCD display that displays both temperature and relative humidity. Formerly Mannix Instrument.
Proposition 65 Warning for California Residents: This product can expose you to chemicals including Benzene, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to 
