Smart vibration reminder for humpback correction

feature:
1. Angle induction vibration reminder, when the curvature of the hunchback exceeds 25°, the sensor will vibrate immediately.
2. The smart chip helps to correct the back chest and hunchback, bad posture, etc.
3. 200mAh/3.7V battery capacity, long battery life, practical and practical.
4. Intelligent monitoring, easy to install and disassemble, suitable for various posture correction belts.
5. The important accessories of the posture correction belt are made of high-quality materials, safe and durable.
specification:
Condition: 100% brand new
Project Type: Smart Vibration Sensor
Material: ABS
Application: Calibration tape
packing list:
1 sensor
1 x USB cable