Using this Neutron Power battery is easy. First, make sure your device is turned off. Then, connect the battery to your device using the 4.8mm male spade terminals. After connecting, you can turn on your device. When it comes to charging, use a compatible charger for the best results. It's important to keep the battery in a cool, dry place. Avoid exposing it to extreme temperatures as this can reduce its lifespan. Also, don't overcharge the battery. If you're not using the battery for a long time, store it in a charged state. Every few months, check the charge level and recharge it if needed. This will help keep your battery working well for a long time.