Nux NTU-2 HD Pitch Mini Guitar Effect Pedal Tuner True Bypass (NTU2 NTU 2)

Nux NTU-2 HD Pitch Mini Guitar Effect Pedal Tuner True Bypass (NTU2 NTU 2) 
Precise Tuning / Signal Correction

NUX HD PITCH Mini Pedal Tuner is a precise tuner with full colored LED screen and HD visuals. And it is perfect to be "first" in a signal chain. 

When you engage the pedal, it's an accurate tuner.
When you disengage the pedal, it's a signal buffer (in Buffer Bypass mode).
Tuner Overview

This Mini-Pedal Tuner is a whole new breed, created and developed with our latest technology yielding an ultra-fast response time, and unmatched precision tuning.  It has 2 bright LED screens that display: notes, tuning, calibration, and bypass mode.