Theory : Thermometer HygrometerMax Measuring Temperature : 49C & UnderDisplay Type : DIGITALCertification : CEStyle : HandheldUsage : IndoorModel Number : BUTH-1Display Size : 1.9 Inches & UnderIs Smart Device : YESBUL01-TH Data Logger : Data LoggerMeasuring range : -30 to 70(-4 to 158)Temperature Accuracy : 0.5/ 0.9Humidity range : 0~99%RHHumidity accuracy : 3%RHResolution Definition : 0.1Data capacity : 14400 ArticleBattery Type : 3.0v Button Battery(CR2032)Reading device : smart phoneRead password : Can be setCommunication Mode : USB2.0(computer)/Bluetooth(Cell phone APP)Protection Grade : IP67Blue-Tooth USB Temperature Humidity Data Logger Disposable BUL01-TH Smart Phone RH TEMP Data Logger Recorder 14400 Data capacityUse mode :Single useMeasuring range:-30 to 70(-4 to 158)Accuracy:0.5/ 0.9(Exceeding 0-60 is 1)0.9Exceeding 32-140 is 1.8Resolution:0.1Humidity range:0~99%RHTemperature and humidity versionHumidity accuracy:3%Temperature and humidity versionData capacity:14400 Articlebattery:3.0v Button BatteryCR2032Sampling interval:User confifigurable(1-225minutes)Communication Mode:USB2.0computerBluetoothCell phone APPProduct Size:59 mm x 20 mm x 7 mm (L x W x H)product weight:about 12gProtection Grade:IP67Accuracy calibration:method Nvlap NISToptionalNote:When the data is full of 14400 records, the product will automatically stop recording