• Selection of Multi-Sized Proto Boards - 31 pieces double-sided prototype boards of 5 different size to meet your demands when designing your own Arduino kits, electronic experiments and DIY projects. （10 pieces 2*8cm, 10 pieces 3*7cm, 5 pieces 4*6cm, 5 pieces 5*7cm and 1 pieces 7*9cm PCB boards)
• Header Connector - 10 pieces 40 pin male header, 10 pieces 40 pin pitch right angle male headers, 10 pieces 40 pin female header; pitch: 2.54mm, single row and straight connector
• Screw Terminal Block - 8 pieces 5.08-301-2P and 5 pieces 5.08-301-3P ; pitch: 5.08mm, rated voltage: 300V, rated current: 16A
• Jumper caps - 30 pieces standard 2.54mm pin spacing circuit board jumper cap in 6 colors, 5 pieces per color
• Environmental and Elegant Packaging - Compact paper package take little footprint

• Product Dimensions ‏ : ‎ 3.15 x 3.15 x 3.54 inches; 13.12 ounces
• Date First Available ‏ : ‎ March 21, 2019
• Manufacturer ‏ : ‎ Smraza
• Country of Origin ‏ : ‎ China