The Screw terminal can be screwed directly to the terminal on the thread and is reliable and convenient.
It can be plugged into the Arduino controller.
You can use this shield to save yourself from the bad port connection.
Feel secure with this arduino-compatible screw shield.
Both sides of the shield are broken out to the side of the Arduino,
to allow access to everything on the main Arduino board.
Stacking headers are also included so you can pile more shields on top.
Combines the function of Arduino Screw Shield and Sensor Shield
Expand all of IO interfaces from Arduino
Compatible with Arudino UNO R3ă€Arudino UNOă€Duemilanove
Size : 29x71mm
5 x Arduino Proto Screw Shield V2 Expansion Board compatible Arduino UNO R3 M76 NEW
5PCS Arduino Proto Screw Shield V2 Expansion Board compatible Arduino UNO R3 AL