1.Music name: Princess Mo Music Box 2.NO battery:Keep cranking the handle to play music. 3.NO limit:the box with a good sound enjoyed by the children and adults.And small size, easy to carry. 4.NO difficult:the crank is easy to move and kids can do it easily. 5.Beautifully-carved,clear melody,great gift for your child/friends.This box is also serves as an excellent conversation piece. 6.Cute and Tiny Music box：the size is 2.55"×1.97"×1.5"（6.5cm×5cm× 3.8cm) you can put it in your Palm,the music box can bring a wonderful music sound.