Every appliance that comes with a battery requires a battery replacement after a certain period of time. After the battery is used for a few years, it gets worn out, and its efficiency decreases. Due to this reason, it is necessary to get a battery replacement for your electrical appliances.
The battery of the iRobot Roomba 500 Series gets worn out, and its efficiency decreases after a few years. It is preferable to replace the battery after 2-3 years in order to maintain the efficiency of the vacuum cleaner. There are several battery replacements available in the market, and it is necessary to choose the correct replacement.