Expansion Board Modules Bi-Directional for RaspberryPi 4B/3B+
Features: Brand new and
Supports a bi-directional quick supports quick protocols.
Lithium protection circuitry, provides reverse protection, overcharge/discharge protection, overcurrent protection, and short circuit protection.
Can be used as a universal mini also works with other 5V devices.
high-quality materials, exquisite workmanship, very good quality and long service life.
his product is very easy to install, additional tools are needed, and the installation process is very convenient.

Specifications: Material:PCB
Size:Approx.85x30mm/3.34x1.18inches

Package Includes: 1x Expansion Board

note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order.
2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.