When looking for ways to extend battery life, there are several accessories that can help. Improving efficiency is a key factor in getting the most out of your device's battery. Accessories such as external chargers and power banks can help increase charging speed, allowing the user to get more use with less charge time. Additionally, using low-power mode on devices can also improve efficiency by decreasing how much energy is used when running applications or processes in the background. Furthermore, users may benefit from investing in additional hardware such as an extended battery pack or changing settings like display brightness and disabling features like Bluetooth when not in use. By making small changes and utilizing available accessories, users can maximize their device's battery life.