Item Type: USB Temperature Data Logger Material: Plastic Size: Approx. 78x33mm / 3.1x1.3in Weight: Approx. 40g / 1.4oz Battery: 1 x CR2032 Button Battery (not included) Temperature Range: -30C to +70C / -22H to +158H Accuracy: 0.5C / 32.9H Reading Capacity: 32000 Readings Recording Interval: 10 seconds - 24 hours can be set as needed Resolution: 0.1 / 32.18H Sensor: Built in NTC Thermistor Data Interface: USB Interface Data Output: USB Socket Directly Connected To the Computer Protection Level: IP671[High Accuracy &amp 32000 Readings] Reusable temperature logger is with high accuracy temperature sensor and 32,000 readings capacity. 2[Wide Temperature Range] Temperature Range: ?30C to +70C / ?22H to +158H Accuracy: 0.5C / 32.9H. 3[U Disk Design] Plug and play, built in USB interface, no cable or reader is required. USB socket directly connected to the computer for data output. 4[Free Management Software] Download report in PDF/EXCEL/ALT formats via for Elitechlog software. 5[Main Application] To monitor and record the temperature data during the storage and transportation of food, medicine, chemicals, etc. 6[Widely Use] Widely used in warehousing, logistics, and cold chain, such as refrigerated containers bags and trucks, cold storage, laboratories, etc. 1 x USB Temperature Data Logger (Battery Not Included) 1 x English Manual