What's in the box:

ammoon 9V AC/DC Power Adapter Corded Power Supply Charger for Electric Guitar Amplifier Guitar Pedal Guitar Effector with Noise Reducing Magnetic Ring UK Plug (Black)

Features
Corded power adapter for electric guitar amplifier,effectors.
Three types of plug for your option.
Equipped with noise reducing magnetic ring for better sound quality.
Input voltage is 100-240V 50/60Hz, max input current is 0.3A; output voltage is 9V, output current is 0.5A.
The plug and adapter are separate and you can assemble them by yourself.

Specifications:
Model: ACD-006A
Color: black
Input: 100-240V~50/60Hz Max. 0.3A
Output: 9V 0.5A
Plug Types: UK Plug
Cord Length: 145cm
Adapter Size: 6 * 3.6 * 3.5cm / 2.36 * 1.42 * 1.38in
Adapter Weight: 92g / 3.25oz
Package Size: 8.8 * 7.8 * 5.6cm / 3.46 * 3.07 * 2.2in
Package Weight: 123g / 4.34oz

Package List:
1 * power adapter