Ensure that Bluetooth, Wi-Fi and Location are disabled when not in use.
Avoid using live wallpapers as they consume battery.
Enable power saver mode to restrict performance and significantly increase battery conservation.
Ultra power saver mode disables most phone features and will greatly increase the battery life of a device. Enable ultra power saver mode to ensure the device will not lose power before it can be recharged.
Disable auto-update apps to conserve battery.
Disabling auto syncing will increase battery life but apps will not be able to receive new data like email, updates or messages.
Disable mobile data to prevent background applications from consuming battery.