1.28 -INCH
ROUND TOUCH DISPLAY: Features a 240x240 resolution screen with 65K colors and a 100Hz capacitive touch sample rate for smooth, responsive interaction.;
COMPACT 43MM DESIGN: The disc-shaped form factor measures just 43mm x 43mm, making it ideal for wearables, smart home interfaces, and space-limited projects.;
ONBOARD RTC & CHARGING CIRCUIT: Integrates a PCF8563 RTC chip with CR927 battery holder and a built-in battery charge chip supporting a 3.7V Li-ion JST 1.25 connector.;
EXPANDABLE STORAGE: Includes a TF card slot supporting up to 32GB FAT-formatted microSD cards, perfect for logging data or storing display assets.;
PLUG AND PLAY COMPATIBILITY: Fully compatible with all XIAO series products and requires no soldering, enabling quick setup via USB Type-C at 5V.