Reading stand book holder There is a standard requirement or guideline about the posture of reading book. That is “one foot one punch one inch” That meanings is The best distance between your eyes and the book is one foot The best distance your chest and the desk is one punch The distance between your hand and the tip of pen is one inch So,the correct posture :ensure your double shoulders are the same levels,straight your back and waist ,both hands on the table or desk. Helps to improve the efficiency of reading,studying and working,and cheerful mood,prevention of disease,good for health. This book holder is scientific and reasonable in design,and the parts are skillfully matched,beautiful,stylish and durable. What’s box 1* ABS reading stand 1*product manual(note) This book holder need to install simply,please see the product manual. TIPS:If you are a nurse anesthesia student, medical student, graduate student, etc, YOU MUST GET THIS BOOK STAND!!
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