TandD's new generation of Bluetooth temperature loggers. It is possible to perform device setup, data download, view graphs and data lists, etc. on a smartphone/tablet. And the collected data can be uploaded to the free cloud service "Web Storage", and then viewed and analyzed by the computer. The TR4A series uses mobile phone software for transmission and configuration. The "TandD Thermo" application can browse data on the mobile phone, or use the mobile phone as a repeater to collect data from the mobile phone or mobile device and the recorder, and then forward it to the cloud platform. Browse by other users.