Samsung Standard Battery for the Samsung SCH-U820
Samsung uses the latest Lithium Ion battery technology giving you the best performance possible. Lithium Ion batteries are designed specifically for your Samsung Reality U820 mobile phone to deliver the most reliable and long lasting power (1080mAh). It is recommended to fully drain and fully charge the battery especially during the first 3 charging and discharging cycles, doing so may greatly improve the overall life of the battery. Part Numbers: EB664239XZ / EB664239XZB / EB664239XZBSTD The Samsung Standard Battery, manufactured by Samsung is compatible with the Samsung Reality U820 phone model.