10x 50mm 70mm Prototyping Board Breadboard DIY Kits. Easy soldering:the prototype boards are thick, the single-sided PCB prototype stripboard is very handy and easy to solder components and sensors. widely used: the PCB prototype blank boards can be applied for sodering and welding LED diode, IC, DIP, connector, resistor, sensor, transistor and other electronic power components or devices with 2.54mm pin spacing.
