An emergency power source comprises a housing. A battery pack (4) is arranged in the housing for storing electric energy. The input end of the battery pack (4) is connected to a charging circuit (1) for charging the battery pack (4) and the output end of a...

The present invention relates to a hybrid battery comprising a housing, also comprising a first energy storage apparatus, a second energy storage apparatus, a detection control circuit, an equalizer circuit, and a charging circuit connected between the fir...