Bench tested and works great, battery is dead so no battery included.

The LCD Clip On Chromatic Acoustic Electric Guitar Bass Ukulele Banjo Violin Tuner is a multifunction instrument tuner suitable for a variety of instruments including guitars, bass, acoustic guitars, electric guitars, violins, ukuleles, and banjos. Its compact size and sleek black color make it easy to use and convenient for on-the-go tuning. Made of durable plastic, this tuner model AT-101 is a reliable tool for ensuring your instrument is in tune for a great sound quality.

FRSTM