Prototype PCB Tinned Board 7*9 CM double side board
100% Brand new and high quality
7x9CM Double-Side Prototype Board,
Grid :about 0.1inch (2.54mm)
Thickness : about1.6mm
Hole diameter : Approx.1.0mm
Dimension:Approx.7x9cm(W*L)
Material:glass fiber
All holes are plated through
Both sides are identical


Zener Diode 5.6v
Zener Diode 3.3v
Zener Diode 3.9v
2N2222 NPN Transistor BJT
Solder Station Hot Air
Dual USB current & voltage detection 











