1.Oem;

2.Beautiful Design;

3.High Quality Low Price;

4.Guickest Delivery;

5.Be Deeply By Customer;

6.Screm the hose with pump in clocwise

7.Tum Schader to presta/presta to schrader schrader:a.Make sure valve and hose in lockde state b.Srew up the valve in clockwise;

8.Pumping

Grasp the two ends of pump handle by both hands,puii and push until the tire is full of air;

9.Balls/Lifebuoys in Schrader valve state ,with inflayting needs to full of air,

10.With gauge and release button can pump up road bicycle,front fork and sgock absorber directly.