Grove - Serial Blueseeed - CSR BC417 300mm Stainless Steel Rod and enable Bluetooth on your

and enable Bluetooth on your smartphone to initiate pairing with the watch

Trapezoidal screws offer lower cost

Shipping costs vary by location

and industrial parks using a centralized phone-based system without internet dependency

weather changes

Grove - Serial Blueseeed - CSR BC417 300mm Stainless Steel Rod and enable Bluetooth on yourGrove Serial Blueseeed CSR BC417 The Grove Serial Blueseeed CSR BC417 is a wireless Bluetooth serial communication module based on the CSR BC417 chipset, designed for seamless serial to Bluetooth conversion in embedded systems and IoT applications. Professional engineers and hobbyists use this module to add wireless connectivity to microcontroller projects, industrial automation systems, and data acquisition platforms without complex wireless protocol