Answer / meenakshi

lithium ion batteries

Answer / ponnu(the elite)

lithium ion rechargable battery

Answer / utkarsh

lion or lithium ion battery,in battery there r may cells in
whch one piolt cell. rechagable battery r also used in
laptop. we not overchage and underchage of battery thats
makes larger life of battery.the backup of laptop bateries
is 2 to 5hrs approximate.

Answer / pawankumar

Rechargable battery

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