High Expandability: Fully compatible with the Grove Ecosystem, and includes PTH headers and an SWD debugging interface for custom hardware expansion and advanced development
Highly Interactive: Equipped with a 2.13-inch detachable e-ink screen, with standby power consumption as low as 0.003mw, it supports always-on display and fast refresh, adapting to various low-power tracking and monitoring scenarios, and significantly extending battery life



