Product Features: Compact size and power supply for guitar effects. 10 isolated DC outputs: 8 x 9V; 1 x 12V; 1 x 18V, power adapter must be negative internal and positive external. In case that the socket is plugged into a short-circuit device or the current is overloaded, it will stop providing power. Once the equipment is disconnected from power, the socket will resume. LED for pedal board lighting and short circuit indicating. This pedal power supply is made of high quality material, durable and sturdy.Easy operation, no need of complicated installation. Note: 1.This product is not waterproof. To avoid electric shock, please keep from water and do not use this product in a moist or any other potential liquid risk environment. 2. Do not disassemble or attempt short circuit or use in a high temperature environment. 3. Do not put this product in a place where children can touch. 4. Please use the specified adapter to avoid problems caused by different specification. 5. Please store the product in a dry environment when not in use. 6.Please check the polarity of power adapter before using, or it may damage the quipment. note: With the "" Plug Type: EU Plug, it applies to Indonesia, Germany, France, , Italy and so on voltage: AC220V Material: Metal colour: black Package Contents: 1 x Guitar Effect Power Supply 1 Adapter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.