Mobile phone with Bluetooth 4.0 or above can download and install App.It can store and monitor temperature&humidity of the environment comprehensively. Its characteristics are small-sized, low-weighted, easily portable and highly accurate for wide use in cold chain logistics, , labs, museums, etc. -BT06 is Bluetooth Low Energy temperature&humidity data logger with the latest Bluetooth 5.0 technology. It can collect temperature & humidity of the surrounding environment. Such data can be recorded as history data. BT06 can store up to 32000 pieces of the temperature & humidity data. when the long range mode is enabled, the transmission distance is up to 300 meters, and the LCD screen can view the temperature&humidity data in real time. Enable long range mode, the transmission distance is up to 300 meters; Can be set the scope of temperature & humidity alarm; History report can be sent to specified email; By pairing Bluetooth printer to print the data report; Can by OTA update version., Weight: 0.10802650838 pounds, Manufacturer: MRNHA