... .---- 4 charging docks – charges / regenerates AA, AAA, C, D or 9V batteries.--- Battery Protection – charge protects against over charge, over heat, short ... from 1 up to 4 cells / batteries of size AAA, AA, C, D, 9 V.l Storage temperature for cells and batteries ... of sorted waste. A4 channels AA,AAA alkaline/nimh/nicd/carbon zinc battery charger