A compact, powerful development board based on Nordic Semiconductor's nRF52840 chip, featuring Bluetooth 5.0, Zigbee, and Thread support for IoT applications.

Processor: ARM Cortex-M4F, 64MHz Memory: 1MB Flash, 256KB RAM Wireless: Bluetooth 5.0, Zigbee, Thread Onboard Antenna: Yes Battery Charging: 3.7V lithium battery charging circuit Form Factor: Pro Micro compatible Chipset: Nordic Semiconductor nRF52840

