Full size of home battery package AA, AAA, C, ... be stored for long time without current leakage after full charged. 3. High voltage; one battery can replace ... Ni-MH batteries. 4. Long life; can be recharged over 1000 times; equivalent to 2000 dry batteries; economical, ... time and energy saving, green. 5. Resistances to overcharge/over-discharge, safe and reliable, never explode! 6. Humanistic package ...