Using this GAONENG LiPo battery is easy. First, make sure your RC device is turned off. Then, connect the XT30 discharge connector of the battery to the corresponding port on your device. When charging, use a suitable charger and set the charge rate between 1C and 5C. Always keep an eye on the battery during charging. For storage, store the battery in a cool and dry place. Avoid over - discharging or over - charging the battery as it can damage its performance and lifespan. If you notice any swelling, leakage, or other abnormal conditions, stop using the battery immediately and dispose of it properly.