Lomui 3800mAh High Capacity Battery for Samsung Galaxy S5 G900s EB-B900BC Grade A cells ensure longer battery life (500+ cycles) and high-speed, efficient charging. Built-in IC chip prevents overcharging. Guaranteed to fit your Samsung Galaxy S5 cell phone. Voltage: 3.85V. Capacity: 3800mAh. Built-in overload & over-voltage protection, tested under strict quality control standards, certified by CE 24x7 email support; 6-month hassle-free warranty; 100% satisfaction GUARANTEED No memory effect and environmental friendly .