PDF Report, No Software Required: USB port, connect the logger to a computer, you'll get an automatically generated PDF report without any software the button for 5 seconds to open, 30 minutes start-up protection can improve measurement accuracy Single Use Temp Data Logger USB: Measuring range is -30 to 60 (-22 to 140), accuracy is 0.5(-20 to 40) Logging interval:10 mins (60 days), 10000 records data capacity Temperature alarm:Less than 2(35.6) or 8 (46.4) LED Temperature Alarm: The LED light flashes every 10 seconds If the OK light flashes,it means the ambient temperature is normal if the ALARM light flashes, it means the temperature is out of range Helping you to detect abnormal conditions in time IP67 Waterproof: With protective packaging, the temperature logger can prevent the penetration of moisture and dust and always remain dry Note: Do not tear the packaging before downloading data to maintain the IP67 waterproof rating Color: Blue Material: Electronic components Package Contents: 10 x Temperature Data Logger Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.