Features: * You will get a brand new and high quality logger thermometer! * Made of high quality materials, high quality manufacturing process, sturdy and durable, excellent service life *This small temperature data is widely used to measure the temperature of any given location for a long time. *10s ~ 24 hours adjustable recording interval and long battery life, convenient and reliable temperature data recording, monitoring and analysis. *Built-in USB plug, easy to connect to computer without USB cable key features. *Large permanent data storage, 32,000 points of large-capacity permanent data storage. *Wide measuring range -30 °C ~ +70 °C with internal sensor *You can analyze data in the form of tables, charts and reports, and export data to PDF/Word/Excel/text format. * Over-temperature alarm and upper/lower limit can be set. Specifications: Temperature measurement range: -30°C~+70°C; Resolution: 0.1°C Accuracy: 0.5°C (-20°C~+40°C); others, +1°C Temperature unit: °C or °F optional Recording capacity: 32000 sets of data (MAX) Recording interval: adjustable from 10s to 24 hours Sensor: Internal NTC thermistor Data output: USB interface directly connected to the computer Waterproof grade: IP67 Size: 75*33*13mm Package Content: 1x thermometer data logger，.1 x CR2032 battery Note: 1. Please check the size carefully before purchase. 2. Due to the difference of computer monitor, the color may be slightly different from the picture above. Thank you for your understanding. 3. Manual measurement, please allow 2-4mm error. 4. If you have any questions, please feel free to contact us, we will reply and help you solve it as soon as possible.