Back Brace Support Belt Better Posture Corrective Waist Protector with Adjustable Straps for Women & Man Rated frequency: 50/60HZ

Rated frequency: 50/60HZ

92-key QWERTY keyboard design with multimedia control keys and PC gaming control keys

resistance to strong interference

1 x Magnet Iron

264 Memory Card: TF Max

Back Brace Support Belt Better Posture Corrective Waist Protector with Adjustable Straps for Women & Man Rated frequency: 50/60HZProduct Features: Adjustable Waist Protection It allows you to effortlessly sit ergonomically in any chair without slouching. Improve and correct posture and reduce waist discomfort or lower back pain literally. Portable and Easy to Use Zipper pocket design, light weight and portable, you can folds up to fit inside your bag or purse so you can use it at home or at the office. Easy to use, just need you spends half munites to wear it. Length can be