Perfect for UNO R3 & Leonardo.

Features:

• Standard 0.1” X 0.1” prototyping area
• Stackable headers
• Reset button
• One LED for use as power or output indicator.
• Every pin is extended out to two sides of the headers.
• GND and +5V rails
• 4 screw holes for easy mounting on Arduino and any place you want.
• Deliver as assembled product.

Dimension: 68.58mm X 58.42mm