1, Please close the rubber plug during non-charging time to keep the waterproof function of the charging port normal.
2, When covering the rubber plug, make sure it is accurately aligned with the charging port and fully embedded to avoid the rubber plug being skewed or not inserted tightly. When opening, it should be operated carefully, do not pull too hard to avoid damaging the rubber plug.
3, Cleaning and maintenance: Clean the rubber plug and charging port regularly to prevent dust and debris from accumulating between the rubber plug and charging port, which will affect the sealing effect.You can use a clean soft cloth to gently wipe the plug and charging port.
4, Check the state of the rubber plug: check whether the rubber plug has wear, deformation, aging or rupture and so on.If there is any damage, replace the rubber plug with a new one in time to ensure the waterproof and dustproof performance of the charging port.
Use environment: In high temperature, humid or dusty environment, pay more attention to the installation and sealing of the rubber plug to better protect the charging port from the external environment.