100% Original Li-ion Polymer Battery for vivo Y9s/S1 Pro – High-Capacity 4500mAh
Premium-grade lithium-polymer cell ensures extended battery life and stable performance. Advanced IC chipset prevents overcharging, overheating, and short circuits. Precision-engineered to match OEM specifications for seamless compatibility with vivo Y9s/S1 Pro. No firmware conflicts or fitting issues. Ultra-thin design (0.3mm shockproof shell) maintains device slimness while supporting 500+ full charge cycles. Ideal for heavy users, travelers, and gamers. 4500mAh high-density capacity delivers 30% longer usage per charge vs. standard batteries. Supports fast charging without degradation. Certified CE/RoHS compliant. Bulk order discounts available for resellers and repair shops. Ships globally with airtight anti-static packaging.