The VooDoo Lab Pedal Power 4×4 provides audiophile quality analogue power for your high-current digital pedals and 9-volt battery classics! Pedal Power 4×4 is a linear (analogue) power supply that can properly power up to 4 digital power-hungry effects like those from Strymon, Eventide, Line 6, TC Electronic and more, plus 4 standard 9-volt battery stompboxes