Features: 1. Easy Installation: Designed with a strong wall-mounted suction cup and powerful double-sided foam adhesive, this vertical jump tester can be easily installed on various surfaces such as glass, tiles, boards, or walls. Its versatile mounting makes it suitable for a wide range of environments, ensuring convenient setup and use. 2. Durable Material & Quick Reset: Made from sturdy ABS material, the jump tester is built to withstand regular use without damage. It features a reset lever on the markers, allowing for quick and convenient resetting after each jump to ensure accurate measurements every time. 3. Encourages Active Development: This tool helps children improve their vertical jump, enhance physical agility, and motivate self-challenge. It supports not only physical training but also fosters a resilient mindset and a drive for personal improvement. 4. Accurate Measurement & Adjustable Height: With a length of 25cm and clear centimeter markers, the tester provides precise jump measurements. The installation height is adjustable, making it suitable for children of different age groups and skill levels. 5. Kid-Friendly Design: Featuring an adorable cartoon duck shape, this jump tester is especially appealing to younger children (ages 3 and up). Its charming design makes it a great addition to homes, kindergartens, or elementary school playgrounds, adding a fun element to physical activities. Product Details: This wall-mounted vertical jump tester is designed to help kids develop agility, coordination, and a love for movement. It combines a durable ABS construction with an easy-install suction cup and adhesive backing for secure placement on multiple surfaces. The adjustable height and clear measurement markers allow for tailored use, while the quick-reset lever ensures efficient training sessions. Ideal for indoor or outdoor play, it encourages active fun while supporting physical development. Specifications: - Color: As Shown - Material: ABS - Package Contents: 2 x Vertical Jump Tester Only the included items are in the package. Other products are not included. Note: Slight color variations may occur due to lighting and screen differences. Measurement tolerance is +/- 1–3 cm.