Black Friday Early Access for Walmart+ members; available for everyone else at 9PM PT / 12AM ET. Ends 11/16. Amazon has the Greenworks 12" 40V Cordless String Trimmer with 2.0 AH Battery & Charger (2101602) for $80 with free shipping. 

Has 2x more power than 20V, 12" 065 dual line with auto-feed head and variable speed trigger for power on demand.