The Ernie Ball Power Peg is the first of its kind self-contained motorized pegwinder that allows you to restring your instrument up to 70% faster than traditional manual pegwinders. The Power Peg is powered by 4 AA batteries (not included) featuring a proprietary universal peg head that fits virtually all bass, acoustic, and electric guitar tuning machines.
Takes the hassle out of changing strings
Up to 70 % faster than a manual winder
Engineered peg head fits virtually all tuning machines
Works on electric, bass, and acoustic instruments
Forward and reverse capabilities up to 200 rpm
4 AA batteries required