Check the listing for details. INKBIRD Bluetooth Hygrometer Data Logger IBS-TH2 Plus Humidity Sensor Display US. Condition: New. Listed at 19.59 USD. 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 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. Package Contents: 1 x IBS-TH2 PLUS+1 x User manual+1 x External humidity probe+1 x Brand cardOn May 30, 2023 at 00:10:14 PDT, seller added the following information: