Accuracy ±0.5 Celsius, in line with GSP standards.Automatic data, protection: USB connected to the computer, automatically upload data, direct output PDF is a report, data directly read, support report , data Automatic backup, easy to find.Plug and play, simple and efficient: U disk design, plug and play, no need to install , simple and efficient.Aculated over-temperature alarm.Waterproof rating: Waterproof rating up to 67, effective dust and moisture. Under normal temperature and preure, temporarily immersed in water of 1 meter depth, will not ca harmful effects.LCD LCD screen display.Low energy consumption, long-lasting life: a new generation of low-power s with a nominal life of 90 days and a 20% increase over-5Power: Built-in wide temperature CR2032 on battery or USB interface;It is mainly d to detect and record the temperature data of food, , s, etc. during storage and nsportation. It is widely d in all aspects of warehousing, logistics and cold chain, such as reefer containers, refrigerated trucks, refrigerated bags, cold storage, laboratories, etc.Specifications:Type : Dial Temperature measurement range: -30 Celsius ~ 70 CelsiusTemperature measurement accuracy: -30 Celsius ~ 40 Celsius temperature range, accuracy ± 0.5 (Celsius); other temperature, accuracy ± 1 Celsius capacity: 32000 groups interval: 10 seconds - 24 hours can be set as neededResolution: 0.1 Celsiusr: Built-in NTC thermistota interface: USB interfaceData output: USB interface directly connected to the computerProtection level: 67Mode: multe on/off modeAlarm: multe temperature alarm, range altart mode: manual mode / timed startPC : no need toinstallColour: + OrangeMaterial:ABS+electronic componentsSize:75x33x13 mmPackage Contents:2 x Dial Hygrometer2 x English Instruction ManualOnly the above package content, other products are not included.Note: Light shooting and different displays may ca the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.