About this item

• This battery is specifically designed for: Samsung Galaxy S21 Ultra 5G. Models: (SM-G998B, SM-G998B/DS, SM-G998U, SM-G998U1, SM-G998W, SM-G998N, SM-G9980). Please verify your phone and battery model before making a purchase to ensure compatibility.
• Installation Guidelines: When replacing your old battery: 1. Carefully disconnect the old battery cable from the mainboard. 2. Gently connect the new battery cable to the mainboard. Troubleshooting Tip: If your phone fails to power on with the new battery: 1. Reinstall the battery. 2. Verify the cable is securely connected to the mainboard.
• Need Assistance? If you have any questions or concerns about our product, please don’t hesitate to contact us. We’ll respond within 24 hours. Thank you for your patience and understanding.
• Important Notice: Professional Installation Recommended. To ensure safe and proper installation, we strongly recommend seeking the services of a qualified technician. We will not be liable for any damage resulting from improper installation or handling.
• Quality Assurance: All batteries are thoroughly tested before shipment to ensure quality and reliability. Product Note: This is an imported unit, supplied without retail packaging.