Using your Hailong E - Bike Battery is easy. First, make sure you choose the right charger option (2A or 3A) for your needs. Connect the charger to the ST3 charging port on the battery. You can use the keys with the docking station to access and secure the battery on your bike. When riding, keep in mind that the battery has a continuous discharge of 30A. As for maintenance, store the battery in a cool and dry place. Don't overcharge it. After a long - term storage, give it a full charge before using. Also, check the battery cells regularly as they are crucial for its performance. And always follow the IEC standard guidelines while handling the battery.