With the eufy 3-in-1 E20 Maintenance Pack, you get a supply of replacement parts for your robot vacuum. The pack contains a center brush, vacuum cleaner bags, side brushes, and filters. It's important that you replace the parts of your robot vacuum. This way, your robot vacuum keeps working well. This also improves the cleaning performance. You need to replace the brushes and the filter once every 6 months. This ensures the robot vacuum can clean thoroughly and the brush doesn't get stuck. You need to replace the vacuum cleaner bag when it's full. A vacuum cleaner bag lasts around 60 days, depending on how many times the robot vacuum does its cleaning round.
Note: this maintenance pack is only suitable for the eufy 3-in-1 E20 robot vacuum.