Carry-on CO-CT-1WT - Chromatic Clip-On Tuner with LCD Display (White)

Carry-on CO-CT-1WT - Chromatic Clip-On Tuner with LCD Display (White)

The Carry-on CO-CT-1WT is a compact and accurate clip-on tuner designed for guitars, basses and ukuleles, as well as general chromatic use. It features a 18 × 22 mm backlit LCD display with a rotating head for clear reading from different angles and a color backlight system that indicates the note status (orange for low or high, green for in tune). The rubberized clip protects the instrument and ensures a firm grip, and the foldable design makes it easy to store in a case. It offers ±1 cent accuracy , a range A0–C8 (27.5–4186 Hz) , and a fixed A4 reference at 440 Hz . It operates on a 3 V CR2032 battery (included) and has memory for the last mode used. Device dimensions: 48 × 30 × 38 mm . Color: white.

Main features

• Tuning modes : Chromatic, Guitar, Bass and Ukulele in C.
• Display : 18 × 22 mm color LCD, rotating head for better visibility.
• Clear indicators : orange (low/high) and green (on pitch) backlighting for faster tuning.
• Accuracy : ±1 cent over the entire range.
• Detection range : A0 (27.5 Hz) – C8 (4186.0 Hz).
• Reference : A4 = 440 Hz (fixed).
• Memory : Remembers the last mode when turned on.
• Clamp : Rubber coated; holds firmly and prevents marks.
• Power supply : 1 × CR2032 lithium battery (3 V), included.
• Design : Foldable, 48×30×38mm , lightweight and easy to carry.
• Color : White.

Product benefits

• Faster tuning : The color code and tilting display allow you to see the setting immediately in any position.
• Versatility : Chromatic mode for alternate tunings and for other instruments beyond the dedicated modes.
• Daily convenience : Last mode memory saves you from having to reset every time.
• Instrument protection : the rubber clamp prevents slipping and scratches.

Use cases

• Tests and live : fast reading under changing light and stable grip on the paddle.
• Study and practice : ±1 cent accuracy and A0–C8 range for reliably checking bass and treble.
• Classroom : Dedicated modes for students to seamlessly switch between instruments.

Box contents

• Carry-on tuner CO-CT-1WT (white)
• CR2032 lithium battery (installed)
• User Manual

Frequently Asked Questions

• Is it rechargeable? No. It uses a 3V CR2032 battery.
• Can I change the tuning reference? No. The A4 reference is fixed at 440 Hz.
• Does it work for violin? It doesn't have a dedicated mode, but you can tune it in chromatic mode .
• Does it remember my last setting? Yes, it saves the last mode used when you turn it back on.

Description for projects

Chromatic clip-on tuner; modes: Chromatic, Guitar, Bass, Ukulele (C); accuracy ±1 cent; range A0–C8 (27.5–4186 Hz); reference A4 = 440 Hz fixed; 18 × 22 mm LCD display with rotating head and color indication; power supply 3 V CR2032 (included); dimensions 48 × 30 × 38 mm; rubber-coated clip; color white.