This is a well built durable tuner that is simple to operate - just plug and play. It has a good visual where you can simply glance at it to read. The tuner connects to the guitar with a 6.35mm jack cable. It is conveniently portable and makes it super simply to tune your guitar when needed. #RankBoosterReview #Sponsored https://www.amazon.com/Mugig-Chromatic-Guitar-Connectable-Interface/dp/B075L8JCC1 #MUGIG