Addendum: now 3 stars, since there was a firmware upgrade for base, he has not lost the sensors as well as the permanent connection between motion and base is now normal.
Addendum: earned after server failure in the last week only one star
Addendum: 19.11.13- as an excuse for the failure of servers now came a discount coupon for a free sensor. What can I say, Discount Voucher valid and hotline knew only by the customer of the discount campaign. Unprofessional high 10th