THIS IS A DISCOUNT FOR YOU - Smart LCD Display Back Correction Belt Adjustable Shoulder Strap Posture Corrector Device Anti-off Back Protect Eyesight

Specifications:

Color: gray
Material: ABS+polyester elastic band
Working voltage: 5V
Rated power: 0.4W
Built-in battery capacity: 150mAh
Charging time: about 2 hours
Charging voltage: 5V
Net weight: 74g
Host size: 9*8*1.5CM
Packing size: 14.5*13.8*4.8CM

Packing List:
1* Host
1* USB Charging Cable
1* English User Manual