Boss TU-02 Clip-On Tuner
Bright Color Display with Adjustable Viewing Angle
With a bright color display, swivel adjustment, and four selectable modes, the versatile TU-02 offers reliable tuning for guitar, bass, ukulele, and other stringed instruments.

• Compact and accurate clip-on tuner with high-contrast color display
• Four tuning modes: chromatic, guitar, bass, and ukulele
• Up to 24 hours of continuous runtime with CR2032 lithium battery
• Auto power off feature conserves battery life when not in use

Specifications Tuning Range A0 (27.5 Hz)--C8 (4,186.0 Hz Reference Pitch A4 (430--450 Hz) Tuning Accuracy +/- 1 cent Modes CHROMATIC / GUITAR / BASS / UKULELE
Flat Tuning: Regular--2 semitone lower Control POWER/M (mode) button
A4 button
Flat button Display Backlit color LCD Power Supply ACR2032 lithium battery x 1 Current Draw 7.5 mA Expected battery life under continuous use Alkaline: Approx. 24 hours
*These figures will vary depending on the actual conditions of use. Auto off function Approx. 5 minutes Accessories Owner's Manual
CR2032 lithium battery