Compatible Model: This Replacement battery compatible with iPhone 11 only, Model A2111 A2221 A2223 Genuine Quality: Experience reliable performance with the AFSONGOO original battery, designed specifically for your device. Advanced Smart Cell Technology: The built-in intelligent battery cell ensures efficient power management and longer-lasting usage. Safety Certifications: Trust in the quality and safety of our battery, certified by CE, FCC, PSE, ROHS, and UL standards. Protective Mechanism: Built-in protection features safeguard your device from overcharging, overheating, and short circuits. AFSONGOO Replacement Battery