Premium EB-BG991ABY Replacement Battery for Samsung Galaxy S21 5G - 4000mAh High Performance
Professional-grade replacement battery engineered specifically for Samsung Galaxy S21 5G SM-G991U1. This high-performance EB-BG991ABY battery delivers exceptional power with 4000mAh capacity and 3.88V output, ensuring your Galaxy S21 5G maintains peak performance for demanding applications, 5G connectivity, and all-day flagship smartphone usage.
📱 Galaxy S21 5G Flagship Performance
- High Capacity Design: 4000mAh provides extended usage time for intensive 5G applications and flagship features
- 5G Optimized Power: Specifically engineered to support Galaxy S21 5G's advanced connectivity and performance
- Stable Power Output: 3.88V lithium-ion technology ensures consistent flagship smartphone performance
- Premium Quality Cells: Grade A lithium-ion cells for reliable, long-lasting power delivery
- Perfect Compatibility: Precisely designed to match original EB-BG991ABY battery specifications
⚡ Technical Specifications
- Battery Model: EB-BG991ABY
- Capacity: 4000mAh
- Voltage: 3.88V
- Battery Type: Lithium-ion
- Weight: 200g
- Color: Black
- Warranty: 1-Year Premium Flagship Battery Warranty
🔧 Compatible Device Model
This EB-BG991ABY replacement battery is specifically designed for:
- Samsung Galaxy S21 5G SM-G991U1 - Flagship 5G smartphone
- Direct replacement for original EB-BG991ABY battery part number
📲 Galaxy S21 5G Advanced Benefits
- ✅ All-Day 5G Performance: Extended battery life for high-speed 5G network operations and connectivity
- ✅ Flagship Photography: Reliable power for advanced camera features, 8K video recording, and computational photography
- ✅ Gaming Excellence: Sufficient power for mobile gaming with flagship processor performance
- ✅ Productivity Power: Optimized for multitasking, Samsung DeX, and professional applications
- ✅ Fast Charging Support: Compatible with Galaxy S21 5G's rapid charging and wireless charging technology
🛡️ Quality Assurance & Safety
KingSener specializes in premium flagship smartphone batteries with advanced safety features including overcharge protection, temperature control, and short circuit prevention. Each battery undergoes rigorous testing to ensure optimal performance and safety for your valuable Galaxy S21 5G.
📋 Important Compatibility Notice
This replacement battery is designed specifically for Samsung Galaxy S21 5G SM-G991U1 using EB-BG991ABY specification. Please verify your original battery model number before ordering. Professional installation recommended for optimal performance and warranty coverage.
Restore your Galaxy S21 5G's flagship performance and enjoy uninterrupted 5G smartphone experience with our reliable replacement battery!