brand new and high quality Features: Large-capacity data storage, up to 16,000 data storage capacity, data can be cleared after full capacity. Automatically generate reports, and automatically upload data from a USB connection to a computer. Four kinds of reports can be exported. When the temperature and humidity data exceeds the set value, the recorder will sound and light alarm in for time. Strong magnet on the back of the recorder can be placed outside the device, and the probe is placed inside the device, allowing you easy to view the temperature and humidity changes at any for time. Specifications: Product name: Data Logger Material: ABS Temperature range: -40 ~ 85 Temperature measurement accuracy: within the range of -20C ~ 40C, the accuracy is 0.5; the rest accuracy is 1C Humidity measurement range: 10%~ 99% Temperature measurement accuracy: 3%RH (25C, 20% ~ 90%RH); the rest are 5%RH Resolution: temperature 0.1C; humidity: 0.1%RH Recording capacity: 16000 groups (Max) Recording interval: 10 seconds ~ 24 hours can be set continuously Data interface: USB interface Power supply: built-in 3.6V disposable wide temperature lithium battery Color: White + Orange Size: app.118x61.5x19mm/4.65x2.42x0.75in Quantity: 1set Note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 x Data Logger 3 x Cable 1 x Manual (other accessories demo in the picture is not included.)