Cheap And Discounts 32pcs PCB Prototype Board Circuit Protoboard Universal Stripboard Prototyping 2X8 3X7 4X6 5X7 6X8 7X9 Mixed Double Board Wholesale. Buy Directly From Merchant Electronics-Zone Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.