Replacement Battery for Samsung Galaxy S21 Ultra (G998), EB-BG998ABY EB-BG998ABU

For battery installation, please refer to YouTube or search online. Once the battery is installed, kindly follow the instructionss below to initiate the charging process.

New Lithium-Ion batteries need to undergo 2 to 3 complete cycles of being FULLY CHARGED and FULLY DISCHARGED before achieving full conditioning.The maximum potential and lifespan of a new Lithium-Ion battery can only be realized after completing 2 to 3 full charge and discharge cycles.Hence, it's imperative to adhere to these guidelines. Once these initial cycles are completed, there won't be a need to condition your battery further. Please note that talk and standby times are approximate and can vary based on carrier network settings, signal strength, and selected features. In Analog mode, as mentioned above, talk and standby times might be lower.