- Wide tuning range， AO(27.5Hz) to C8(4186Hz)<br />- A4 parameter adjustable (435~445Hz)<br />- LED indication for clear and accurate identification<br />- Suitable for any orchestra instruments<br /><br />                                                                                                                                Dimensions: 2.36 in x 1.18 in x 1.97 in (6.0 cm x 3.0 cm x 5.0 cm)<br />Weight: 0.99 oz (28 g)<br /><br />