Features:
Portable clip-on tuner， convenient to carry along.
It is an excellent assistant to keep your instrument in tune.
Suitable for chromatic， guitar， bass， violin， and ukulele.
You can adjust the A4 frequency from 430-450Hz to choose your best need.
360 degree rotatable LCD for your best viewing angle when tuning.
With a clip， it is easy to fix on the instrument.
Silicone-padded inner side of the clip protects your instruments from scratching.

Tuning Accuracy Indicator:
Sharp: The needle is red;
Flat: The needle is orange;
In-tune: The needle is green.

Specifications:
Color: Blue / Wine red (optional)
Tuning scale: Chromatic， Guitar， Bass， Violin， Ukulele
Tuning range: A0(27.5Hz) - C8(4186.0Hz)
Precision: ±1 cent
A4: 430-450Hz
Power: 3V CR2032 lithium battery (not included)
Item size: Approx. 4.5 * 3.3 * 3.5cm / 1.8 * 1.3 * 1.4in
Item weight: 24g / 0.8oz
Package size: 13 * 9 * 4cm / 5.1 * 3.5 * 1.6in
Package weight: 37g / 1.3oz

Package List:
1 * Clip-on Tuner

Note:
The batteries are not included.
There are operation instructions on the packing box.