The Mastercool 52233 Digital Psychrometer has a rotating cap to protect the sensor, LCD digital display, data hold to capture readings, low battery indicator, min / max record function and auto power off with disabling capability. This pocket sized unit provides fast, accurate readings with reliable microprocessor circuitry.
Warning: This product may expose you to chemicals including lead which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov