The first time I used it, it worked great, sensor and everything. The second time the pressure gauge doesn't work, but the compressor works fine. I just have to keep an eye on the tire and check the pressure regularly with a handheld gauge. Not as convenient as it would be if the sensor on the compressor was working, but at least the compressor is still running. My problem is this: I have new tires but the teens in the neighborhood think it's fun to blow air out of all the tires so every time I