Feature: 1. COMFORTABLE SUPPORT: Kids sitting posture reminder provides dual chest support to alleviate pressure, offering a more comfortable writing experience while effectively absorbing shock. 2. LED LIGHT: The chest mounted light is designed to eliminate shadows and not interfere with a child's posture. With 2 brightness settings, long lasting rechargeable battery, and a detachable design for use as a night light, it provides optimal lighting for studying. 3. PORTABLE DESIGN: The sitting posture reminder is lightweight and easy to carry, can be used at home and school, allowing children to maintain good sitting posture in any learning environment, helping to develop good eye and sitting habits. 4. BREATHABLE COMFORT: Made from soft, breathable materials with increased thickness and width, this writing desk posture reminder ensures comfort even during extended use. 5. ADJUSTABLE CONVENIENCE: Simply clip the posture reminder to the desk, adjust the height and angle according to your child's height, and effectively help them maintain a proper sitting habits. Specification: Item Type: Posture Reminder Material: ABS Battery Type: Lithium ion Battery (built in) Battery Capacity: 500mAh. Package List: 1 x Posture Reminder 1 x USB Cable