Height Adjustable Standing Crank Office Desks For Custom 

Product Description                                                                  Height Adjustable Standing Crank Office Desks For Custom.  Hand Crank Desk or Electric Height Adjustable Desk. what is the difference? Hand Crank Desk:Advantages:saving energy.  safe use. Disadvantages: slow lifting and limited range.Suitable for primary and secondary school students.  Save electricity.  fast lifting speed. high cost performance: Save electricity, fast lifting speed, high cost performance.  Specifications:                                                                …