THERMOMETER, REFRIG/FRZR DATA LOGGER SNGL PROBE McKesson Refrigerator/Freezer Single-Probe Thermometer with Data Logger Display shows current, min/max temperatures with a 10-second refresh rate, accuracy of ±0.5°C and a 0.1° display resolution Certified, serialized and traceable and has been tested against a standard calibrated at the National Institute of Standards and Technology (NIST) High accuracy Optional display formats for time, date, °C / °F Waterproof, external bottle probe with 2000 mm cable monitors refrigerators or freezer temperatures from --22 - 158°F (-30 - 70°C) 24 million readings/Max 170 files (.csv) Internal and external sensors reading display Software-less reporting with minimum and maximum reading memories Alarm and real time display, low / high limit settings, with visual, flashing LED light and audible beeping indicators Powered by (3) 1.5 V Type AA batteries (or equivalent) with a life of ~2000 hours in continuous operation when no alarm was triggered, and low-battery indications Logs Data once per minute to once per 720 min according to user preference Powered by (3) 1.5 V Type AA batteries (or equivalent) with a life of ~2000 hours in continuous operation when no alarm was triggered, and low-battery indications Includes (1) 1000mm-long, mini-USB cable, (1) 100-240 V power adapter, and (1) MicroSD card USB adapter Removable MicroSD card or USB interface for data retrieval Optional external power supply with (1) 100-240 V power adapter Includes flip-out desk stand Not Made with Natural Rubber Latex Packaged: 1 Per Box