1、Growth Training: These touch based high jump toys encourage children to jump, foster interest in the high jump, help with jump training, and promote growth. 2、Jump Touch Counter: With a counting function, it counts in real time every time your child reaches a high point. You won't have to count by yourself anymore. 3、Durable Material: This jumping trainer for children is made of PP material, which is lightweight and durable, not easy to break or deform, and can be used for a long time 4、The Buttons are Flexible and Sturdy: Easy to maintain, with a touch sensitive design that is sensitive to touch and count. Can be used as birthday gift, Christmas gift, children's gift and Halloween gift, is a fun parent child game, can enhance parent child relationship and emotion. 5、Easy Installation: With double sided tape, you can easily attach altimeters for children and touch high jump toys on the wall without harming the wall, removable and reusable, stable and not wobbly. As the child gets taller, the position of the touch high jump toy can be adjusted to suit your needs. Item Type: Touch Height Counter Weight: 250g/8.8oz Material: PP and metal Battery Type:  AA battery (shipped with matching battery) Battery Capacity: 600mah Number of Batteries: 1 1 x Touch Height 1 x Counter 3 x Nano Super Adhesive 1 x AA Battery