Winder Crescent AT-200D

This feature-packed precision tuner, with limitless mounting options, features a full-color display with four selectable viewing angles (2 vertical, 2 horizontal) in an attractive, compact design.

• Ideal for: guitar, violin, bass, mandolin, banjo, ukulele, bouzouki family
• Frequency range: (410 Hz to 480 Hz)

The rechargeable Eclipse headstock tuner, by D'Addario, offers up to 24 hours of tuning time on a single charge.

• Pitch range: A4 = 430–450 Hz