Sign up for
Participate with your entry in one of our professional or student awards.Sign up for an award
You are using an outdated browser. Please upgrade your browser to improve your experience.
The rider feels it hard to judge whether the tires are full. It is common to see that one rides the bicycle without realizing that the tyres do not contain enough air, which contributes to quick exhausion on halfway.The design concept is that:The piezometer in the tire can measure the pressure and transfer this massage to the user.If the light turns red,it means there is little air in the tyre.