The Peterson StroboStomp is the best of the best when it comes to utilities on your pedalboard. Offering the most accuracy (0.1 of a cent) compared to any other tuner on the market, these things shine in the studio where being in tune matters the most. But that doesn't mean it's not built for the real world, with a bright and easy to see LCD and a customizable LED backlight, You'll see it even on the darkest of stages or at high noon at your outdoor gig. Like other tuner options, This one runs off of your standard 9v DC negative center power supply, only drawing 85mA. Directly next to it there is a 9v DC 1000mA output so you don't have to sacrifice that extra pedal to run this beast. Switchable buffered bypass modes help drive your instruments signal to prevent signal loss on your 17-pedal-board, or when you need that 50' cable so you can climb up the drum riser during your earth shattering guitar solo. This is the ultimate tuning machine, and a must have for any serious musician.