Proto Screw Shield Expansion Board

Provide terminal for the Arduino IO, convenient port connection
3.81 terminal quality, reliable, convenient and durable
With Proto shields, can be used as a prototype extension plate in the middle
Prototype extending double-sided PCB via links, positive sides can be welded components
IO have SMT solder on the back, easy to fly line connection
Can be placed in the middle of the small bread plate, convenient experimental extension

Proto Screw Shield V2 Expansion Board

Combines the function of Arduino Screw Shield and Sensor Shield
Expand all of IO interfaces from Arduino
Compatible with Arudino UNO R3、Arudino UNO、Duemilanove
Size : 29x71mm

Screw Shield V3 Terminal Expansion Board

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
This screw shield also extend the power supply pins for the signal pins.
You could directly plugin the sensors and the servos to the screw shield

Package included:

1PCS(Depends on your chioce!)