Using this GAONENG LiPo battery is easy. First, make sure the size and connector match your Transmitter (TX) or Receiver (RX). When charging, use a charger that supports the charge rate of 0.2C to 1C. During discharge, the battery can handle a rate of 5C. Here are some important notes: Don't overcharge or over - discharge the battery as it can damage it. Keep it in a cool and dry place. Also, be careful when handling the battery to avoid physical damage. For maintenance, check the battery regularly for any signs of swelling or leakage. If you notice any issues, stop using the battery immediately.