Chord | Large Screen Backlit Digital Pedal Tuner for Accurate Electric Guitar, Bass Guitar & Electro Acoustic Guitar Tuning

CLEAR & VISIBLE - Extra large digital backlit screen ensures you can tune accurately even in a low lit environment TWO POWER OPTIONS - Power by supplied 9V battery (Supplied) or via 9Vdc power supply (Not supplied) TRUE BYPASS - Improved true bypass circuitry ensures there's no unexpected pops, hums or other noises FAST & VERY ACCURATE - Speedy tuning with precision strong metal constuction ensuring product longevity DETECT ANY INSTRUMENT NOTE - Ranging from A0 and C8 (27.5 - 4186Hz). Frequency for the A4 reference note should normally be 440Hz, but this can be calibrated between 430Hz and 450Hz