Features: Totally Isolated Design: Fully isolated pedal power supply, not only the outputs are independently functioning, but also all ground wires are isolated. Portable: Made of good quality metal material, lightweight and portable to carry. Short Circuit Protections: Each outputs of this power brick has independent short-circuit protections and independent indicators. Any one of the outputs is short-circuited, the others can work normally. Multi-function Blue Indicator: Each outlet has blue LED to indicate worrking conditions and short circuit circumstances. 8 Isolated Outputs: Fully Isolated Pedal Power Supply have 8 outputs, including 4pcs 9V 100mA, 4pc 9V 300mA, and 1pc 5V USB. Specifications: Material: Metal Color: Black Package Weight: approx.238g Size: approx.11.7x2x2.1cm/4.60x0.78x0.82in (More Size Detail, Please See Photo.) Package Includes: 1 Set of Guitar Effect Pedal Power Supply note: Please allow 1-2cm error due to manual measurement. Please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks!