Does Dewalt make trimmer attachments?

Get the flexibility and trimming power needed to finish the job with the DEWALT 60V MAX* Attachment Capable String Trimmer Kit. The high-efficiency brushless motor maximizes runtime and product life while consistently providing the capacity to tackle tough overgrowth and withstand heavy-duty use.

Are electric edgers any good?

For most residential use, an electric lawn edger is just fine. These tend to be less weighty than their gas-driven counterparts. Further, there are both corded and battery-operated models available. There's limited maintenance that needs to be done on an electric edger, as well.