KORG AW-LT100G Clip-on Guitar Tuner with 100-Hour Battery Life, ±0.1 Cent Accuracy, Color Display, Strobe Tuning, 1 AAA Battery, Lightweight and

Long-lasting operation of 100 hours continuously using one AAA battery High visibility with a vibrant color LCD Supports ultra-high-precision tuning of ±0.1 cents Specialized for guitar with increased meter speed Equipped with calibration, auto power-off, and memory backup functions