Boss FZ-1W Fuzz, Effect pedal for electric guitar, Fuzz, Silicon transistor based pedal with vintage & modern sound modes, Controls: Fuzz, Tone, Level, Mode switch: Vintage / Modern, LED: Effect On, Footswitch: Effect Bypass, Connectors: Input (6.3 mm jack), Output (6.3 mm jack), Mains adapter connection: Hollow female plug 5.5 x 2.1 mm - negative pole inside, Power consumption: 16 mA, Power supply via 9 V battery or 9 V DC mains adapter (not included - suitable mains adapter: Art. #409939#), Dimensions (W x D x H): 73 x 129 x 59 mm, Weight: 430 g, Made in Japan