Is it possible to use this without setting up or using an account? I only want to connect to my tablet without any other network functionality.

To use it, please download the SwitchBot App from the app store and create an account. Once you’ve added the indoor and outdoor thermohygrometer to the app, you can view and export temperature, humidity, absolute humidity, dew point temperature, and VPD data within Bluetooth range. We take our users’ data security seriously and are committed to protecting your personal information using various security technologies (including TLS encryption) to prevent unauthorized access or disclosure.