Genuine Samsung Standard Lithium Ion Battery for Samsung Renown U810 and Samsung Sway U650 in Verizon Retail Packaging This is a Genuine Samsung Battery (AB483640EZ) in a Verizon Retail Packaging for your Samsung Renown U810 and Samsung Sway U650 Phone Models. Offering long talk and standby times using the genuine lithium ion battery technology. Rechargeable Lithium-Ion battery. No memory effect (Does not need to be fully discharged before recharging). Capacity: 800mAh ; 3.7V Part #: AB483640EZ / AB483640EZSTD / SAMINTBATS1