Rechargeable 3.2V one battery has AA, AAA, C, D size converter one battery take effect of 2000 dry batteries low cost Rechargeable 3.2V battery.Battery manufacturer OEM service is available SGS,CE,RoHS approvals LiFePO4 3.2V Li-ion battery is a new generation battery with the advantage features of non-toxic,cost-effective, very low self-discharge; fast recharge, long life and voltage consistency ...