aNueNue Surf Colour Digital Tuner

aNueNue SURF Clip-On Tuner｜For Guitar, Ukulele, Bass & Mandolin

Hit the stage, the studio, or your sofa — and stay perfectly in tune every time. The aNueNue SURF isn’t just a tuner, it’s your instant pitch-perfect partner. Its vibrant colour screen pops in any light, while advanced vibration detection locks onto your note with razor-sharp precision, even when the crowd gets loud. Switch seamlessly between Chromatic, Guitar, Bass, Mandolin and Ukulele C modes for total versatility. Feather-light at just 24g, it clips on and disappears until you need it. With ±1 cent accuracy, smart auto power-off, and a long-life CR2032 battery, the SURF keeps you in perfect harmony, anywhere your music takes you.

Instrument Tuner Instructions (SURF Model)
 1. Power On/Off
Press POWER/MODE to turn the SURF on or off.
 • When turning on, all icons will appear for about 1 second.
 • The tuner starts at your last-used setting.
 • When powered on for the very first time, the default mode is Chromatic.
 2. Select Mode
Press POWER/MODE briefly to set mode: Chromatic , Guitar, Bass, Mandolin, Ukulele C.
 3. Tune a Note
Play a single note on your instrument. The display will show:
 • The note name detected.
 • The string number (for Guitar, Bass, Mandolin, Ukulele modes).
Adjust the pitch until the display shows the correct note and string.
 4. Fine-Tuning with the Needles
 • If the blue needles move left, the note is flat (too low). Tighten the string to raise the pitch.
 • If the orange needles move right, the note is sharp (too high). Loosen the string to lower the pitch.
 • The note is perfectly in tune when three yellow needles appear in the center.

Notice

• Avoid extreme environments (heat, cold, water, strong light)
• Do not disassemble
• Replace battery when screen dims
• Pay attention to polarity when replacing battery
• Remove battery if unused for long periods