Clip-on digital guitar tuner with 360 joints allow any viewing angle

Clip-on digital guitar tuner with 360 joints allow any viewing angle Product Highlights:  Exclusively designed for all types instrument.  Display meters perfectly on dimly lit stage or bright sunlight Standard GCEA tuning (from 4th to 1st string), convenient to measure the pitch. Energy-saving function is supported to maximize the battery life. Light weight, slim and compact design, can be attached to the headstock of any musical instrument easily.