1. Material: plastic, electronic components2. Application field: It is mainly used to monitor and record the temperature data during the storage and transportation of food, medicine, chemicals, etc. It is widely used in storage, logistics, and various links of the cold chain, such as refrigerated shipping containers, refrigerated packages, refrigerated trucks, and cold storage. , Laboratory, etc.3. Power supply: CR2032 button battery/USB interface (delivered with battery)4. Temperature measurement range: minus 30-70 degrees Celsius5. Temperature measurement accuracy: minus 20-40 degrees Celsius6. Accuracy: up and down 0.5 degrees Celsius7. Recording capacity: 32000 groups8. Recording interval: 10 seconds to 24 hours can be set as required9. Resolution: 0.1 degrees Celsius10. Sensor: Built-in NTC thermistor11. Data: USB interface12. Data output: USB socket directly connected to the computer13. Protection level: IP6714. Product size: 7.5 x 3.3 x 1.3 cm15. Instructions for use: Long press the switch key for more than 4 seconds, the interface display appears, after the mark, it means that the instrument has started recordingSpecification: Package Weight One Package Weight 0.06kgs / 0.13lb One Package Size 11cm * 8cm * 5cm / 4.33inch * 3.15inch * 1.97inch Qty per Carton 100 Carton Weight 5.40kgs / 11.90lb Carton Size 45cm * 42cm * 27cm / 17.72inch * 16.54inch * 10.63inch Loading Container 20GP: 522 cartons * 100 pcs = 52200 pcs40HQ: 1213 cartons * 100 pcs = 121300 pcs