Features multi-power supply for effects pedals 12 x transformer isolated and highly filtered power slots 1 x USB output designed for powering up to 6 effects pedals simultaneously without any noise advanced filter technology prevents high-frequency noise 4 x switchable power slots (9V DC, 500 mA / 12V DC, 375 mA / 15V DC, 300 mA / 18V DC, 250 mA), 2.1 x 5.5 mm barrel plug, polarity (-) center 4 x power slots 9V DC, 500 mA, 2.1 x 5.5 mm barrel plug, polarity (-) center 4 x power slots 9V DC, 250 mA, 2.1 x 5.5 mm barrel plug, polarity (-) center 1 x USB-A output 5V, 2,000 mA individual status LEDs and short circuit protection for all power slots international input voltage operation with supply voltages from 100 to 230V AC / 47 - 63 Hz compact and sturdy aluminum housing including 12 x RockBoard Flat Power Cable 60 cm / 23 5/8 (for connecting effects pedals) including 1 x AC power cable, input voltage 100 - 240V AC and 47 - 63 Hz product dimensions (L x W x H): 195 x 88 x 35 mm (7 43/64 x 3 15/32 x 1 3/8) product weight: 608 g / 1.34 lbs