Two LED light shows the working state of the pedal indicating which mode the pedal is engaged with.

Buy at www.musicianscart.com SONICAKE QEP-01 VolWah Active Volume Wah Guitar Effects Pedal,100% Analog Volume/Wah 2 in 1 Pedal with a lightweight casing but yet truly Robust and Well-Built,Active Volume Control can keep away from Impedance Mismatch Troubles,Crybaby Style Vintage Wah Sound,Switch between Volume & Wah by the hidden Footswitch,Two LED light shows the working state of the pedal indicating which mode the pedal is engaged with.