Best Seller - One of the best-selling portable music synthesizers in Asia. EASY TO PLAY - Slide along the stems at different pitches and squeeze the tremolo cheeks to play in low, medium, and high pitches. Size & Easy Setup - 3.1x3.5x12in (8x9x31cm) & Install 3 batteries (Battery included) on the back of the cheeks and you're ready to start your musical journey. Suitable for People - Suitable for all ages, children, teenagers, and adults love it, and it offers new, fun ways to create music that will bring you and your family joy like no other. Best Gift - It's a perfect gift for people who like cute, weird, and silly things, and a great practical joke gift, as well as a unique and fun gift for violinists and other musicians. Color: Pink Material: plastic Size: 31x8x9cm Package contents: 1 * machine 3 * Battery Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to be a little different from the real thing. The allowed measurement error is +/- 1-3 cm.