Smart sensing: Sense the angle of back, vibrate to alarm when back bend over 25°, train user to develop a right posture habit rather than force user to straight their back.
Carging：1.5H
use time:15 days (2 hours each day)
Battery:400mAh
Functions:
1. Correct posture
2. Reshape spine
3. Protect eyesight
Brand Name: yunchi Origin: CN(Origin) Material: Composite Material Model Number: Smart Sensing Effect: Bone Care Item: Smart sensing back corrector Color: Pink / Grey Weight: 250g(with box) Length: Adjustabe Feature: Vibration alarm Battery: 400mAh/3.7V Charge: 1.5 hours Work: 15 days, 2 hours a day Suit for: Children and Adults certification: ce/RoHS
