Amazon.com: JOWOOM T2 Smart Automatic Guitar & Ukulele Tuner | Fast Acoustic Guitars Auto-Tuner With 180RPM Electric String Winder | Safe & Professional Grade Tuner For Ukuleles | USB Rechargeable Battery
How to Tune a Ukulele Using a Digital Tuner - Standard Tuning GCEA - YouTube
Amazon.com: Guitar Tuner Rechargeable, Clip On Tuner with LCD Color Display with Guitar, Ukulele, Violin and Chromatic Tuning Modes for All Stringed Instruments : Musical Instruments