Audience:Kid Material:Aluminum Handle Material:Aluminum Handle Diameter:26 month Item Length:29.5 Inches Part Number:236 Size:29.5 in Features : Easy to Install, Inspiring, Encouraging1. Our vertical jump tester for kids is equipped with an electronic equipment for counting. It can count how many times that your kids jump in one minute. It provides with a chance to make kids interested in sports and to encourage kids to do physical movement.2. Our vertical jump training equipment is very easy to be used. Jump to touch the basketball shaped object and you get one count. You can see how many times you jump in one minute.Specifications :Name : Vertcial Jump Training EquipmentMaterial : Lightweight Aluminum + SteelSuitable Battery : AA Battery (without battery)Weight : About 230 gLength of the Cable : 75 cm Range of Counting : 0-99999Package List :Vertical Jump Training Equipment *1 About this item Function upgrade: multi-mode electronic watch, magnetic induction counting, nano glue on the wall, which can entertain children and exercise the hand-eye coordination ability of teenagers. Let your child exercise with joy: Our vertical jump tester for kids is equipped with electronic counting equipment. It can count how many times your child jumps in one minute. It provides an opportunity to get kids interested in sports and encourage physical activity in kids. EASY TO USE: Our vertical jump training device is very easy to use. Jump up and touch the basketball shaped object and you will get a count. You can see how many times you jump in a minute. Multiple training indicators: There are training indicators such as times, time, calories, and speed. Help your child set goals and inspire a desire to challenge. The machine is sensitive and counts when you touch it: information is quickly sensed and counting is more accurate Function upgrade: multi-mode electronic watch, magnetic induction counting, nano glue on the wall, which can entertain children and exercise the hand-eye coordination ability of teenagers. Let your child exercise with joy: Our vertical jump tester for kids is equipped with electronic counting equipment. It can count how many times your child jumps in one minute. It provides an opportunity to get kids interested in sports and encourage physical activity in kids. EASY TO USE: Our vertical jump training device is very easy to use. Jump up and touch the basketball shaped object and you will get a count. You can see how many times you jump in a minute. Multiple training indicators: There are training indicators such as times, time, calories, and speed. Help your child set goals and inspire a desire to challenge. The machine is sensitive and counts when you touch it: information is quickly sensed and counting is more accurateProducts from GuanGuan's store