Temperature Datalogger 3-Channel Temp Range (F) -58 Degrees to 2 372 Degrees F Time Intervals 5 10 30 60 120 300 600 sec Software Required Uses SD Card Calibration Certificate NIST Certification Included Includes (3) Type K Bead Temperature Probes (6) AAA Batteries 2G SD Card Instructions Mounting Bracket NIST Certificate of Calibration Universal AC Adaptor