Description: Highly Compatible: This NRF52840 development board is compatible with Nice V0 Bluetooth and Charging Management Pro for Micro, for almost any ProMicro keyboard Low-power Consumption: With a standby power consumption as low as 1mA, this NRF52840 development board features a high-performance wireless SoC chip, supporting multiple wireless protocols Flexible Usage: Whether you're a hobbyist or a professional, this development board is a versatile option for various projects requiring Bluetooth and charging management capabilities Easy Integration: Compatible with Nice V0 Bluetooth and Charging Management Pro for Micro, this development board can be seamlessly integrated into your existing projects with ease Reliable Performance: With its high compatibility and low-power consumption, this NRF52840 development board ensures reliable performance for your wireless projects Specification: Color: black. Material: PCB. Size: Approx 3.3*1.8*1.5CM/1.30*0.71*0.59inch. Note: There might be a bit color distortions due to different computer resolutions. There might be a slight errors due to different hand measurement. Package Includes: Unsoldered pin headers: 1* NRF52840 development board 2* long pin headers 1* short pin header Soldered pin headers: 1* NRF52840 development board