describe:1. Reduce back pain: Sitting in front of the computer for long periods of time can lead to back and shoulder pain. Using a posture corrector not only improves your posture and reduces pain, it also increases your confidence2. Comfortable and excellent quality: scientific correction, high-quality structure, adjustable height. Posture corrector is made from high-quality materials that are breathable, durable, and washable to provide long-lasting back support3. Counting function: The LED display will record the number of bad postures every day. The number of bad postures every day is getting smaller and smaller, indicating that the hunchback is getting better and better, and it is more effective to observe the child's progress.4. Intelligent vibration reminder: detached main unit, invisible wear, you can also use it after removing the main unit and hanging the hook on clothes. When the curvature of your hump exceeds 25, the orthosis will vibrate to remind you to raise your chest and raise your head to train your body. Memory, 2 hours a day for 3 weeks is important to change bad habits5. Suitable for: students/women/men above 110 cm, posture corrector for men and women and the elderly. Wear it in the office, at home or just while walking to improve your posture at your convenience.Specification:Product name: Intelligent sensor posture correction deviceMaterial: ABS+PC+high-strength elastic nylon beltCharging interface: Mini-USB Android interface.Battery specifications: 400mA /3.7VSpecifications: One size fits allCharging time: about 1.5 hoursCharging current: 400mAFunction: spinal correction, anti-kyphosis, correction of sitting postureCharging voltage: DC5V.Package:1 posture correctorNotice:Please allow 0-2cm error due to manual measurement. Thank you for your understanding.