Check the listing for details. Bluetooth Temperature Humidity Thermometer Data Loggers IBS-TH2 External Probe. Color: White, Condition: New. Listed at 17.49 USD. IBS-TH2 Plus (With Temp Sensor)IBS-TH2 Plus (With Temp Sensor) Features Free IOS and Android APP (Engbird) to monitor temperature and humidity at any time APP supports multi language , °C /°F mode and product with magnet base One phone can connect more than one IBS-TH2 PLUS at the same time. And one IBS-TH2 PLUS can be connected with more than one phone at the same time Support for application scenario selection and addition Alarm and data history viewable on the app Battery is easy to replace on the back of the unit (2x AAA) Measuring Range Temperature measurement range: -40℃~60℃/-40℉~140℉ Temperature Accuracy: ±0.5℃/±0.9℉ Humidity measurement Range : 0~99%RH Humidity Accuracy: ±4.5%RH(20%~80%RH)/±7.5%RH( 0%~100%RH) Display Screen The digital lcd displays temperature and humidity quickly and easily with a quick glance at the device. Remaining battery capacity is also displayed on the LCD screen. Data Storage & Sampling Interval Hold data for 20 days if the sampling interval is 1min, and the max date storage is 30000 points. Different sampling intervals can be set(10s/ 30s/ 1min/ 2mins/ 5mins/ 10mins/ 30mins) The number of days data is collected is dependent on the sampling interval. Bluetooth If the data logger is connected to your phone via Bluetooth, then you can monitor and control the thermometers on Engbird app within a maximum distance of 98ft. Package Contents 1 x IBS-TH2 PLUS 1 x User manual 1 x External temperature probe 1 x Brand card On Aug 10, 2023 at 22:12:14 PDT, seller added the following information: