9V 1A DC Power Adapter (5.5mm × 2.1mm Center Positive)

9V 1A Regulated DC Wall Adapter (5.5mm × 2.1mm)

The standard 9V DC power supply for Arduino Uno, Leonardo, and Mega boards through their DC barrel jack. Also compatible with standard center-negative guitar stompbox pedals using a polarity reverse cable.

Specifications

• Output Voltage: 9.0V DC regulated
• Current: 1.0 Ampere (1000 mA)
• Plug Size: 5.5 mm outer × 2.1 mm inner barrel plug (Center Positive +)
• Cable Length: 1.0 meter