only pink student children write anti myopia correction posture correction device vision protection device
INNOVATIVE POSTURE CORRECTOR: smart posture corrector can help you to correct bad posture habits and relieve pain in your neck back and shoulder, you will be more confident with your head high. INTELLIGENT POSTURE REMINDER: When the user's back is bent more than 25 degrees, the back reminder will automatically sense and immediately activate the vibration alarm; When your shoulder is bent forward and the tension is abnormal, the sensor will immediately vibrate to remind. SCIENTIFIC AND EFFICIENT CORRECTION: After several tests of the Back Straightener, we recommend that users wear the posture corrector for 2 hours per day.
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