The M5StickC Plus is powered by the ESP32-PICO-D4 with Bluetooth 4.0 and WiFi, and is an upgrade of the original M5StickC featuring a larger screen. It is a portable, user-friendly open-source IoT development board. With this tiny device, you can bring your ideas to life, enhance your creativity, and accelerate your IoT prototyping. Developing with the M5StickC Plus significantly streamlines the development process. The M5StickC Plus is one of the core devices in the M5Stacks product line. The compact housing is equipped with extensive hardware resources such as infrared, RTC, microphone, LED, IMU, buttons, and PMU. Improvements over the regular StickC include a buzzer, a larger screen (1.14-inch LCD screen with a resolution of 135 x 240), and a more stable hardware design. This revision increases the display area by 18.7% and the battery capacity from 95 mAh to 120 mAh. It also supports the HAT and Unit product family.