What's in the box:

Unique Cool Skull Clip-On Tuner LCD Display for Guitar Chromatic Bass Ukulele Violin (Black)

Features:
Cartoon clip-on tuner with soft silicon gel housing in cool skull shape.
Suitable for chromatic/ guitar/ bass/ ukulele/ violin tuning.
Color-changing backlight LCD display: orange-- flat/sharp, green-- in tune.
Rotatable design, flexible to adjust viewing angle.
The tuner will automatically turn off to save energy if no signal in 5 minutes.

Specifications:
Color: Black/ Red(optional)
Tuning Items: Chromatic/ Guitar/ Bass/ Violin/ Ukulele
Tuning Way: clip
Tuning Range: A0(27.5Hz) - C8 (4186Hz)
Tolerance: 1 Cent
Calibration: A4=440Hz
Response Time: <20ms> Power Supply: 1 * CR2032 Battery (not included)
Item Weight: 35g / 1.2oz
Package Size: 13.5 * 10.5 * 3cm / 5.3 * 4.1 * 1.2oz
Package Weight: 52g / 1.8oz

Note:
The instrument showed in the picture is not included.
The battery is not included.

Package List:
1 * Tuner