We would not have expected. The brand name actually stands for perfect quality. But these smoke detectors are the last Sch .....! Three of the four ordered detector whistle sporadically. Especially night's absolutely not be tolerated in the children's room and bedroom. Even battery replacement (multiple) not bring the desired success. Conclusion for us: This mark will be avoided in the future and to focus on more qualified manufacturers. Actually very unfortunate because we have total confidence in the range of padlocks for this manufacturer. Schuster bleib'bei your last ....
