Is your battery draining faster than normal? It's probably time to replace your Nexus 5's internal battery. This original OEM LG BL-T9 Internal Battery features 2300mAh of power so you can take advantage of the Nexus 5's features and stay connected. Important Note: We recommend an authorized repair center completes the installation, the battery is an internal type. We do not provide any installation assistance, warranty, or accept returns on this item. Before installation, please consult with your device's manufacturer in regards to any issues related to the warranty of the device. OEM Part Numbers: BL-T9 / BLT9Compatible with the Google LG Nexus 5, LG D820 and LG D821 phone model.