Features LARGE STORAGE CAPACITY: USB data logger can store up to 32,000 groups of data (temperature and humidity). BUILT IN USB CONNECTOR: Directly connect to a PC or phone without the need for cables or readers, making it convenient and fast to use, EASY TO INSTALL: With a small size and being lightweight as well, this logger is easy to install and ensure accurate and stable recording. PDF DATA REPORT: After recording, directly insert the temperature data recorder into the computer to obtain the PDF report. SCOPE OF APPLICATION: Widely used in various stages of warehousing and logistics, such as refrigerated containers, refrigerated truck distribution boxes, etc. Specification: Item Type: USB Temperature Humidity Data Logger Material: ABS Type: Disposable Temperature Accuracy: ± 0.5 ℃ humidity Accuracy: ± 3% RH Data Capacity: 32000 pieces Temperature Range: -30 ℃ to 70 ℃, Humidity Range: 0 to 99% RH Recording Interval: 6 minutes Recording Duration: (120 days) Battery: CR2032 x 1 (210mah) (shipped with built in battery) Widely used in various stages of warehousing and logistics, such as refrigerated containers, refrigerated truck distribution boxes, etc. Package List: 1 x USB Temperature Humidity Data Logger  Package List 1 x USB Temperature Humidity Data Logger