Dobrý den, nějak se nikde neuvádí výdrž baterií v čidle 7 v 1. Ale od namontování na střechu 28.12.2022 k 18.3.2023 už jsem musel měnit 2x baterky (resp. 3 sady baterií po 3 ks). Ta výdrž je opravdu tak nízká nebo mám něco špatně s čidlem, že v provozu vydrží sotva 30 dní?
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