Breadboard without soldering 400 pin 85x55mm

Entry level development board.
Despite its small size, it allows you to quickly "sketch" a complete piece of the scheme of his device to a radio amateur. And sometimes - the whole scheme. Board size: 82 x 54 x 9mm
Weight: 50 grams
Number of contact groups of 5 contacts - 60
Two busbars with 25 pins each
There are special options for cascading multiple boards into one mounting field.