Specifications: New product This product will be ready in august 2005 The guitar digital clip-on tuner wst-550g is an ingeniously designed little tuner that clips to the headstock of your instrument. Its features include: (1) small, clip-on design makes tuning very easy; (2) works by vibration, allowing accurate tuning despite ambient noise; (3) sensitive and steady tuning function; (4) LED indicates the tuning, can be seen clearly even on dark stage; (5) tuning range: C-a1(65-445hz) (6) 2032 cell battery included free; (7) volume:61.0mm(w) x 60.0mm(h)x 18.00mm(d) (8) very low low low price: Ask