Description: This PCB assembly is designed for portable pulmonary function testing equipment, supporting data processing, wireless communication, power management, and signal transmission between the testing module and the main control system. Its compact design makes it suitable for integration into portable medical diagnostic devices. LJPCB provides one-stop PCB manufacturing and PCB assembly services, including PCB fabrication, component sourcing, SMT assembly, functional testing, and turnkey PCBA solutions.

Layer	4L	Material Thickness	0.8mm
Surface Finishing	ENIG 1u"	Finished Copper Thickness	Inner: 0.5oz/Outer: 1oz
Solder Mask	Green	Legend Mark	White
Material	FR4-TG130	Test	Flying-Probe Test