Sunxeke 82 Piece Double Sided PCB Board Kit with 5 Sizes,40Pin 2.54mm Male & Female Header Connectors - Ideal for DIY Soldering,Electronic Projects, Arduino Kits,and Circuit Prototyping

19pcs double sided pcb board kit for diy soldering and electronics projects - includes 5 sizes (6x 20x80mm, 6x 30x70mm, 3x 40x60mm, 3x 50x70mm, 1x 70x90mm) - compatible with arduino kits. Screw Terminal Block and Jumper caps:8pcs 5.08-301-2p and 6pcs 5.08-301-3p screw terminal blocks; 25pcs 2.54mm pin spacing jumper caps in 5 colors (5pcs each). 2.54mm pitch header connectors: 8pcs 40-pin male, 8pcs 40-pin right-angle male, and 8pcs 40-pin female headers. Circuit Board kit is made of FR4 material with a thickness of 1.6 mm, which belongs to glass fiber. Double sided circuit board features tin-plated holes for soldering diy components and corner mounting holes for easy assembly and installation