1. Internet of Things (IoT): The low power consumption of TFETs makes them ideal for IoT devices that require long battery life. 2. Wearable Electronics: Energy-efficient TFETs can power wearable devices, extending their operational time without frequent charging. 3. Medical Devices: TFETs can be used in medical implants and sensors, where low power and high efficiency are critical. 4. Mobile Computing: Mobile devices can benefit from the reduced power consumption, leading to longer battery life and less heat generation.