Fangrui Product Details 1. Benetech Gm1366 Usb Digital Temperature And Humidity Recorder Meter With Alarm 2. Features 3. Measurement: With High Sensitivity Detector To Pick Up Temperature And Humidity With Quick Response And High Precision, It Can Review The Readings Of The Current, Max, Min, Up Limit And Low Limit Data. Automatically Record And Store The Data Of Temperature And Humidity. 4. Data Transfer And Programming: Directly Connect The Device With Pc Usb Interface To Transfer Data With Pc And To Set Up Sampling Period, Storage Interval And Alarming. 5. Analyzing: With Specialized Software To Analyze The Data Of Temperature And Humidity With Easy And Reliable Operation. 6. Safety: Bracket Allows Screw Fastening With Transparent Water Dust Proof Cover To Protect The Device From Moisture And A Up Low Limit Can Be Set To Alarm Is Overflow Readings. 7. Convenience: It Is Compact And Portable To Be Placed And Worked Like A Flash Disk. Besides, Can Be Displayed With Battery Volume Alert. 8. Specification 9. Temperature Measuring Range: -30-80 Degree C 10. Humidity Measuring Range: 0~rh 11. Memory Size: 32256 12. Power: 3.6v Lithium Battery (included) 13. Accuracy Tolerance: +-0.3 Degree C (typical),+-rh(typical) 14. Repeatability: +-0.1 Degree C (typical) 15. Size: 126 X 28 X 21mm