It has 8 separate outputs for powering a variety of different effects including drum machine, multi-effect pedals, and digital delay.

The 2 adjustable Output Jack Sockets (A and B) gives you the ability and versatility to select different output voltage:

Output A is adjustable between 9V/12V/18V.
Output B is adjustable between 9V/12V/15V.

The circuit has anti-ground noise and anti-interference treatment to give you a 100% clear sound from your effect units. Each isolated output has short circuit protection which is clearly indicated by the LED lights of the transparent DC Jack socket at the front of the unit.
Output A adjustable 9V/12V/18V DC @ 100mA
Output B adjustable 9V/12V/15V DC @ 500mA
2 outputs 9V DC @ 300mA
4 outputs 9V DC @ 100mA
Input: 18V 1A
Power: 18W

Item Weight: 0.32kg
Item Size:14×6.9x3cm
Package weight: 1.15kg
Package Size: 19.1x9x7.8cm

Package includes:
1* Power supply
8* Pedal cables
1* Adaptor
2* polarity reversal cables
1* User manual