... But has 2 weaknesses: 1. The vibration sensor is so sensitive that he already awakens by a slight Anticken the tabletop. This is actually not a problem, but ensures that the device almost constantly displays its status. 2. I have the device mounted on the bicycle and wanted to do a longer tour. Unfortunately the battery does not have 6 hours over is driving what is not is unusual due to the charge. The tragic thing is that I could not check the charge status while driving. This led to a deep discharge, which does not apparently prevents the electronics. Reloading was no longer possible after that and the battery was broken.
Slightly more protection technology instead chic surfaces and LEDs the device would do well. Perhaps that is indeed the third version.