Used only a few times at home after purchase and then stored in its box. (Non-smoker, no pets.) Box and accessories are complete. Operation has been confirmed. To prevent any issues, please be sure to check the condition and specifications of the product before making a purchase. The following is a product description. ■POINT ・All isolated power supply ・8 independent power output terminals and a USB 5V output terminal ・Equipped with 9/12/15/18V output terminals The Ghost Fire GP8-SV2 is a compact power supply that is ideal for small to medium-sized pedalboards. All 8 power output terminals are isolated, preventing interference between pedals. It is equipped with 6 x 9V 500mA terminals and 2 x 9/12/15/18V switchable 500mA terminals. * 375mA at 12V, 300mA at 15V, and 250mA at 18V. In addition, it also has a USB type A terminal that outputs USB 5V (bus power) power. The USB 5V terminal has a maximum output of 1A. Included DC cables ・DC cable x 10 ・Polarity conversion cable x 1 ・Voltage doubler cable x 1 ・Current doubler cable x 1 Type: Power supply Adapter: 12V center negative Battery operation: - Control: SELECTABLE VOLTAGE