Using your GAONENG GNB LiHV 1S battery is easy. First, make sure to connect it properly to your device using the PH2.0 connector. When charging, set your charger to a rate between 1C and 5C. Don't overcharge the battery as it can damage it. Store the battery in a cool, dry place when not in use. If you notice any swelling or strange smell from the battery, stop using it immediately. Keep it away from children and pets. Regularly check the battery's connections to ensure they are clean and secure. This will help maintain its performance and extend its lifespan.