Note: Please use a power adapter with a voltage of DC9V, an internal negative and external positive polarity and a current of 500mA or more to power your pedal. Failure to do so can cause serious situations where the product does not work or is damaged. Power supply not included Controls Power Supply: DC 9V 3 Way Toggle Switch Wet Control DRY Control Pitch Shift Selector Input & Output Jack Sockets On/Off Light On/Off Switch Features Flexible Controls, Easy to Use7 shift types, 3 modes, and two controls to adjust the Dry and Wet levels. This pedal pedal can provide more than one ideal sound.True Bypass PedalTrue bypass switch lets your instrument’s signal pass through a non-electronic bypass line when the effect is disengaged, feeding your amp with direct, unaltered signal from your instrument.Efficient chipHigh quality electronic components and circuit design keep your tone clear and pure. Specs Pitch up: From +2 to +24 semitiones. Pitch down: From -2 to -24 semitiones. Detune: From -30 to +30 cents. Current Consumption: 110mA Dimensions: 42x93.5x52mm Weight: 230g