Description:

For Arduino Proto Screw shields Assembled prototype terminal expansion board Provide terminal for Arduino 10, convenient port connection 3.81 terminal quality, reliable, convenient and durable With Proto shields, can be used as a prototype extension plate in the middle Prototype extending double-sided PCB via links, positive sides can be welded components 10 have SMT solder on the back, easy to fly line connection Can be placed in the middle of the small bread plate, convenient experimental extension

*Double-sided PCB prototype extended area via connections can be soldered on both sides of the front element

*There are patches on the back 10 pads , easfly yli ne connection

*The middle part of the small bread plates can be placed for easy expansion experiment