A tablet with a smartwatch function will have the following structure:
Screen: The main component of a tablet that displays information. The screen should be large and bright enough for convenient use as a tablet and as a smartwatch.
Processor: The central processing unit that provides high performance of the device and fast data processing.
Random Access Memory (RAM): Required for running applications and storing temporary data.
Read-Only Memory (ROM): To store the operating system, applications, and user data.
Wireless modules: Wi-Fi, Bluetooth, GPS, NFC, etc. for communication with other devices and access to the Internet.
Sensors: Accelerometer, gyroscope, heart rate sensors, GPS, etc. to collect information about the user and the environment.
Battery: Provides battery life for your smartwatch tablet from several hours to several days depending on usage.
Buttons and ports: To control the device and connect external devices.
Operating system: Android, iOS or another that can work with both a tablet and a smart watch.
Additional functions: Ability to receive calls, send messages, listen to music, use a voice assistant and other smartwatch functions.