1、Practical Tool: The string changer is a very practical tool that can help you replay the guitar easily and quickly. 2、Finger Paddles: Finger paddles of different thicknesses can be switched in thickness at any time to match your music rhythm and style. 3、Chord Diagram: The chord diagram is convenient for guitar novices to practice and carry, and will help you get familiar with guitar chords anytime, anywhere. 4、Guitar Capo: The guitar capo can protect your guitar from any scratches. You can change the tone by sandwiching between the frets, which will stay tight without any buzzing. 5、Guitars Strings: 18 guitar strings, smooth and balanced, are made of high quality materials. 18 x Guitar Strings12 x Bridge Pin(6 Black, 6 White)5 x Finger Picks (Random Color)4 x Finger Protectors (random color)3 x Picks (Random Color)1 x Pick Box (Black)1 x Chord Diagram1 x Tuner1 x Button Cell1 x Tuner User Manual1 x Capo1 x String Changer (3 in 1)1 x Nut1 x Saddle Item Type: Guitar Accessories KitMaterial: MetalTuner Power Supply Mode: Button Battery CR2032 x 1 210mAh (Delivered with Supporting Battery)