MOOER PDNW-9V2A-EU Power Supply.
• 2A (2000mA)
• 9 Volt.
• Center negative.
General purpose DC 9 V power adapter to power virtually all your guitar or bass guitar stomp boxes and effects pedals.
This adapter provides a generous 2A current to power up to 12 Mooer effects pedals and even digital products.
For connection, it features a typical DC-type 2.2 mm plug with negative tip and positive sleeve.