BN-VF823 replacement battery BN-VF815 replacement battery extended battery Battery PartnerItemModelPartner with Original Battery ModelPrice(USD)Remark1ATB-FH71 7.2V 1050mAhson NP- ... not need to buy high capacity anymore ,just slim battery plus our batterypartner ,it is enough ,and can enjoy ... easy to use than before with cable replacement battery, with cable ,the charger connectors is easy to broken ...