Pigtronix Chromatic Tuner; tuner in pedal format for electric guitar/bass; true bypass; 1 x 6.3mm input & output socket; power consumption 100mA; sturdy aluminium housing; mains adapter connection: Hollow plug socket 5.5 x 2.1 mm, negative pole inside; Power supply via 9 V DC power adapter (suitable power adapter Art. 409939 - not included); Dimensions: (L x W x H) 115 x 60 x 50 mm