Boss TU-80 Tuner/Metronome (Stock  Ref: 0700)   £16.95 inc VAT

The BOSS TU-80 brings super-accurate chromatic tuning to a very affordable price, while adding unique features like a built-in metronome and Accu-Pitch. It even tunes 7-string guitars and 6-string basses—putting the TU-80 in a class all its own.