3 O& e( i, W" E6 G8 E看到一个评论,不是太好哇:4 G. G! u( v+ E& X- `4 H
) ~2 \+ W% }. D. g) G4 f) I K0 HI used this 4 times (2 car tires, 2 bike tires). On the 5th time, something went wrong inside the valve connector. Now it can only release air. Will never pump again. All I can do now is give it to recycling.