Feature 1、Multiple Outputs: 6 x 9V 500mA outputs, 2 x adjustable voltage outputs (9V 12V18V) 500mA, 2 x adjustable voltage outputs (9V 12V 18V) 1000mA, 1 x type C 5V 2A output. 2、Durable Aluminum Alloy Construction: Made with aluminum alloy housing and paint process, featuring battery level indicator and independent working indicators for each output. 3、Noise Reduction: It has a noise reduction function, low noise gives you a better experience, and provide a stable performance use. It is so quiet that you can enjoy playing music with clear and firm sound. 4、True Isolated Power Supply: Each output works independently without interference, with voltage stabilization protection, power outage protection. 5、Large Capacity Battery: Built in 24000mAh lithium battery with boost, current upconversion, polarity conversion cable, and 10 DC cables. Adapter input is 100‑240V 50‑60Hz. Adapter output is 18V 4000mA. Peak power is 72W. Item Type: Guitar Effect Pedal Power Supply Material: Aluminum Alloy, Rubber Weight: Approx. 1018g / 35.9oz Battery Type: Lithium Battery (Shipped With) Battery Capacity: 24000mah Package List 1 x Guitar Effect Pedal Power Supply 1 x Adapter 1 x Power Cable 13 x Cable 1 x User Manual