Check the listing for details. SUPCO TA22 Temperature Alarm with Display,Digital 4LWX6. Condition: New. Listed at 172.18 USD. Temperature Data Logger, AC Voltage Accuracy Not Applicable, Alert Type Sound, Current Channels Not Applicable, Maximum Dew Point Measured 160 Degrees F, Minimum Dew Point Measured -40 Degrees F, For Phase Single, Calibration Certificate Type Not Certified, Minimum Sampling Rate 1 sec, Maximum AC Current Measurement Not Applicable, Maximum Relative Humidity Measured Not Applicable, Maximum AC Voltage Measured Not Applicable, Minimum Relative Humidity Measured Not Applicable The Supco(R) temperature alarm with display reads current temperature, alarm status, over/under mode indicator, alarm set point, and temperature units ( Degrees F or Degrees C). Includes adjustable alarm temperature ranges, audible dB and visual alarms, built-in terminals for remote alarm or telephone dialer connection.