Relevant temperatures and gases (carbon monoxide (CO), hydrogen (H2) and smoke (VOC)) are measured, evaluated and monitored. If the values rise above the pre-defined limit, an alarm system goes off. In certain cases, a phone call, an SMS and an e-mail may be activated in addition to a sound and visual alarm. Due to multiple applications, SBM is available as a stationary and a mobile version. It means that such critical activities as transport and storage of li-ion accumulators can be under constant control.