Compatibility: Our replacement battery is ONLY compatible with Samsung Galaxy S21 Ultra 5G (Model: SM-G998U SM-G998U1). Not fit for other models. Before purchase, please verify that your device's model number matches the list above. Make sure to check your phone model in: Settings > About Phone > Model name.
Battery Performance: The 0-cycle 5000mAh high-capacity battery designed for galaxy s21 ultra 5g. Supports 2,000+ charge cycles at 98% energy conversion rate, delivering twice the lifespan of regular batteries. It ensures all-day battery life, enhanced durability, and more stable performance.
Safe and Reliable: For Samsung S21 Ultra 5G battery replacement part is UL safety-certified and features 12 safety protections including temperature, power, current protection and more. Its memory-metal dual-fuse design enables automatic recovery after short circuits, and the upgraded 4-way current diversion ensures smooth power flow. The interface contact area is expanded by 20%, ensuring connection safety and stability.
High Quality: This high-quality battery features a smart chip and intelligent temperature control for optimal charging temperatures. Its high-density battery chips and ceramic multi-layer aluminum foil film enable fast charging, while auto power-lock technology minimizes self-discharge to extend lifespan.
Easy installation: Our battery replacement kit comes with professional repair tools: screwdriver x3, suction cup x1, triangular spudgers x2, pry bar x1, tweezers x1, eject pin x1, seal sticker x1, battery adhesive sticker x1. We recommend searching for tutorial videos online and watching them before replacing your battery to ensure a successful installation.
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