Features:
AU plug， AC 100-240V input.
DC 12V output for power supply.
Connector is inside positive(+) outside negative(-).
The cable is about 2m.
Lightweight and portable.
Great for electric keyboard or other devices.

Specifications:
Input: 100-240V 50/60Hz 0.2A
Output: 12V 0.5A
Plug: AU
Connector inner diameter:2.1mm
Connector outer diameter:5.5mm
Connector length: 11.0mm
Connector electrode: inside positive(+) outside negative(-)
Cable length: Approx. 2m / 6.6ft
Item size: 6 * 4 * 2cm / 2.4 * 1.6 * 0.8in
Item weight: 72g / 2.5oz
Package size: 9 * 7 * 4cm / 3.5 * 2.8 * 1.6in
Package weight: 74g / 2.6oz

Package list:
1 * Power Adapter