Double-Sided Printed Circuit Board Kit, 22 Pieces Universal PCB Prototype Boards 28/37/46/57/68/79CM, 30 Pieces Male/Female Connectors, 8 Pieces 2/3 Pin Screw Terminal Blocks 2.54mm

★ 22 double-sided circuit boards: 5 x 2x8cm boards, 5 x 3x7cm boards, 5 x 4x6cm boards, 4 x 5x7cm boards, 2 x 6x8cm boards, 1 x 7x9cm board. Hole spacing: 2.54mm. Hole diameter: 1 mm
★ 8 screw terminal connectors: 6 screw terminal connectors for 2-pin PCBs + 2 screw terminal connectors for 3-pin PCBs
★ 30 header connectors: 10 male 40-pin connectors + 10 female 40-pin connectors + 10 40-pin connectors with right-angle spacing
★ Complete kit with all accessories: This PCB kit is the most comprehensive, including a double-sided PCB, screw terminals, male connectors, and other useful components
★ All universal PCBs are thick and double-sided, with pre-tinned and very strong plated holes, making component soldering easy. You can also cut these PCBs into any shape to meet all your needs.