Features:
Suitable for tuning chromatic， guitar， bass， violin and ukulele.
Portable digital clip-on style， easy to clip onto any stringed instrument as mentioned above.
It can be turned 360 degree freely for positioning proper view angle of the LCD screen.
White and green backlight.
Super anti-interference.
Turner picks up the sound by vibration.
Sensitive and stable.

Button Functions and Operations:
1. After installing the battery， it will show "1、2、3" after constantly prerssed to turn on the tuner; It can be turned off after constantly pressed for 3 seconds.
2. Press button MODE slightly， tuning items will be switched repeatly between C， G， B， V， U (Chromatic， Guitar， Bass， Violin， Ukulele).
---You could select the items you require to be tuned.
---Position the tuner by clipping on the part of musical instrument which vibrates distinctly， adjusting the tuner until you can see LCD display clearly.
---Low: indicator is on the left， showing White;  High: indicator is on the right， showing White;  In-tune: indicator is on the middle， showing Green
   (Remarkes: the string number and note name show on the screen together when tuning)
3. It enters into the tuning status automatically， after turning on the machine. A4=440Hz. The machine will record the last status， when turning off the machine. Once re-starting the machine， the last status will appear again.
4. In the state of power-on， the machine will be off automatically， when no button operation or signal inputting within 3 minutes.

Specifications:
Brand: ammoon
Model: AT-01
Color: Black
Tuning Mode: Auto
Tuning Items: Chromatic(C)， Guitar(G)， Bass(B)， Violin(V)， Ukulele(U)
A4 Frequency: 440Hz
Turning Range: A0(27.5Hz)-A6(1760Hz)
Powered By: 1 * 3V CR2032 Lithium battery(not included)
Item Size: 3.5 * 4.8 * 5.4cm / 1.4 * 1.9 * 2.1in
Item Weight: 24g / 0.85oz
Package Size: 4.8 * 3.8 * 7.5cm / 1.9 * 1.5 * 3in
Package Weight: 35g / 1.24oz

Package List:
1 * ammoon AT-01 Mini Clip-on Digital Tuner
1 * User Manual(English)

Note:
Battery is not included.