Feature:1. Improve Hunchback: Intelligent posture trainer helps correct the wrong posture of the back and shoulders, which can improve hunchback and reshape beautiful curves.2. Accurate Monitoring: Hanging posture training device can accurately monitor the change of body tilt angle and alert.3. Special Design: Smart posture trainer designed for children aged 4 to 16 years old, real time recording times, stretch resistant, non sensory wear, will not add to your burden.4. Soft Silicone: Posture corrector using silicone material, lightweight and durable, soft and skin friendly, not easy to deformation, fit the curve, comfortable to wear.5. Wide Range of Use: Posture trainer is suitable for a variety of places, such as work, study, walking, reading, etc., to fundamentally help you solve the posture problem.Specification:Item Type: Intelligent Posture TrainerMaterial: SiliconeBattery Type: Lithium Battery (Ship with Inbuilt Battery).Package List:1 x Intelligent Posture Trainer (Ship with Inbuilt Battery)1 x Data Cable1 x User Manual