📱 Samsung Galaxy S8+ (SM‑G955FD) – Battery Info Model: G955FD (Dual SIM version of S8+) 🔋 Original Battery Specification Battery model: EB-BG955ABA / EB-BG955ABE Capacity: 3500 mAh Voltage: 3.85V Type: Li-ion / Li-Polymer Power: ~13.48 Wh 🔧 Compatibility This same battery works for: G955FD G955F G955U / G955A / G955V etc. 👉 So G955FD = same battery as all S8+ models ⚠️ Common Issues (After 2–3 Years) Fast battery drain Phone shutting down randomly Not charging to 100% Battery swelling Typical lifespan is about 18–24 months before noticeable degradation 🔄 Replacement Info Use EB-BG955ABA / EB-BG955ABE (3500mAh) only Both original (service pack) and good-quality aftermarket available Replacement requires opening back glass (not easy DIY)