And strangely, the work also good. It was at the beginning, although a shipping problem, the packaging and thus the batteries were damaged, but they were immediately replaced entirely without problems within a few days. Now for the battery: OK, the service life is not quite as as the original battery, but there are indeed 2-piece. Since I have switched ready to fire the entire time at our walks the camera (Canon EOS300D) the service life is very important to me. In continuous mode (standby is Off) lifts a battery about 1-2days, vollkommenausreichend. I can recommend it only