Item Type: Guitar Accessories Set Material: Steel + copper + plastic + celluloid Tuner Power Supply Type: 1 x CR2032 button battery (included) Battery Capacity: 240mAh Restring Tool Size: Approx. 120 x 50 x 30mm / 4.7 x 2 x 1.2in Guitar Bridge Pin Size: Approx. 20 x 8 x 4mm / 0.8 x 0.3 x 0.2in Pick Size: Approx. 30 x 2.6mm / 1.2 x 0.1in Package List 18 x Guitar String 12 x Guitar Pick 6 x Black Guitar Bridge Pins 6 x White Guitar Bridge Pins 1 x Guitar Capo 1 x 3-in-1 Restring Tool 1 x Tuner 1 x Button Battery 1 x User Manual 1The kit contains various tools for guitar playing, including strings, picks, guitar bridge pin, capo, and tuner. 2These guitar strings are made of steel and copper materials, and have an antirust coating, which is not easy to damage, and the colorful guitar strings are easy for beginners to remember. 3The 3in1 string changing tool can be used as a string reel, string cutter and bridge pin puller, which can help you change the strings of your guitar easily and quickly. 4The highsensitivity guitar tuner can accurately perform vibration detection(0.5 cents), and the dualaxes rotation design makes the viewing angle more flexible. 5The kit is complete, with various sizes and specifications, and can be a good replacement for old or damaged guitar accessories.