The Apple Watch Series 4 Battery Replacement (40mm 224.9mAh & 44mm 291.8mAh) is a premium-quality replacement battery designed to restore your smartwatch's original battery life, charging efficiency, and reliable everyday performance. Manufactured using high-grade lithium-polymer cells, this replacement battery delivers stable power output, efficient charging, and long-lasting durability. Whether your Apple Watch Series 4 experiences rapid battery drain, overheating, unexpected shutdowns, or reduced battery health, this battery provides a dependable and cost-effective repair solution. Designed for professional repair technicians and smartwatch service centers, it ensures precise compatibility, safe operation, and long-term reliability for both 40mm and 44mm models.

Compatibility

• Apple Watch Series 4 (40mm – 224.9mAh)
• Apple Watch Series 4 (44mm – 291.8mAh)

Key Features

• Premium Lithium-Polymer Battery
• Compatible with Apple Watch Series 4
• Available in 40mm (224.9mAh) & 44mm (291.8mAh)
• Stable Power Output
• Efficient Charging Performance
• Long Battery Life
• Low Self-Discharge
• Built-in Safety Protection
• Precision Fit Replacement
• Professional Repair Quality

Detailed Feature Overview

Premium Lithium-Polymer Battery Cells

Manufactured using premium-quality lithium-polymer cells, this replacement battery restores dependable battery performance, efficient power management, and extended battery life for your Apple Watch Series 4.

Reliable Everyday Performance

Enjoy uninterrupted smartwatch usage with:

• Extended battery backup
• Stable voltage output
• Efficient charging performance
• Reliable daily operation
• Low self-discharge
• Consistent power delivery

Advanced Safety Protection

Integrated protection technology safeguards your smartwatch with:

• Overcharge protection
• Over-discharge protection
• Overcurrent protection
• Short-circuit protection
• Overheating protection

Precision Fit Design

Engineered specifically for the Apple Watch Series 4, this replacement battery ensures seamless compatibility and secure installation for both 40mm and 44mm models.

Professional Repair Solution

Ideal for professional repair technicians and experienced installers, this battery restores reliable battery performance while extending the lifespan of your Apple Watch Series 4.

Why Buy Apple Watch Series 4 Battery Replacement?

• Premium lithium-polymer battery cells
• Available for both 40mm (224.9mAh) and 44mm (291.8mAh) models
• Reliable and long-lasting battery performance
• Stable charging and power delivery
• Built-in multi-layer safety protection
• Precision fit and secure installation
• Professional repair quality
• Cost-effective alternative to replacing the smartwatch