LG G3 Battery Standard Genuine Replacement Battery - 3000 mAh - Non-Retail Packaging - Gray Compatible with all versions of LG G3 (AT&T, Sprint & T-Mobile Models) Lithium-ion Technology for optimum battery life with approx. 500 charging cycles High capacity 3000 mAh for long lasting power with 3.7 Voltage Tested under strict quality control standards. CE and ROHS certified Guaranteed to fit your phone