Item Type: Touch High Jump Counter Material: Plastic, electronic components Batteries: 2 x 1.5v AAA batteries (not included) Package List 1 x Touch High Jump Counter 3 x Adhesive sheet 1PROMOTES GROWTH: Jumping to higher heights with the counter helps promote the growth of children. It also contributes to weight loss and enhances physical fitness. 2TRAINING ARTIFACT: Training tool is commonly used in basketball training for kids, children just need to practice high jumps for just 10 minutes a day. 3SOUND LIGHT: Touch high jump counter features light and voice counting, making it more engaging for children to play with. They can have fun while growing taller at the same time. 4EASY INSTALLATION: The counter comes with double sided tape, allowing you to attach it at the appropriate height and stick the growth chart on it. 5PERFECT GIFT CHOICE: Touch high jump counter is a perfect girt to your child, which combines practicality, entertainment, and the goal of promoting growth in a single device.