D'Addario Eclipse rechargeable tuner for cello/double bass.

The Eclipse rechargeable tuner for cello/double bass provides fast, accurate tuning for incomparable results.
This compact, discreet clip-on tuner is designed for fast, accurate chromatic tuning on low-pitched instruments.
It features a vertical color display, pitch calibration and auto-off functions, with 24 hours of use per charge.
Different pivot axes enable you to find the ideal viewing angle on a cello or double bass.
For optimum accuracy, hang the tuner on the low-string side of the bridge during use.
30.5 cm USB-C cable included for recharging.