Duracell DL2032. Energizer ECR2032. (hence the part number 2032!). 3V CR2032 Battery. Suitable for most guitar tuners.
Snark ST-8 Titanium Guitar Tuner Rechargeable Battery Noise Blocking
SNARK SN-1 GUITAR TUNER Black + Battery Clip On Chromatic
Ibanez TS9 / TS808 Tube Screamer Guitar Pedal Replacement Battery Cover / Lid
Muso Pro Clip On Guitar Tuner,5 Free Picks and Battery, Chromatic Tuner, Electric Guitar Tuner and Acoustic Guitar Tuner, Chromatic Ukulele Tuner for Guitar Accessories and Bass, Violin.
ENO 20537 Clip on Guitar Tuner Clip on Ukulele Tuner Bass Tuner Violin Tuner Chromatic Tuner with Battery Included
Havendi Clip-On Tuner I Guitar, Bass, Violin & Ukulele Tuner I Precise Tuning with Color Display & 360° Rotation I Includes Battery – Chromatic Guitar Tuner for Musicians
