21V Electric Cordless Grass Trimmer Strimmer Garden Edger Cutter w/ 2 Batteries

Battery: 21V; 10 sections (3000mah). 2 21V 3000mah lithium-ion batteries. Motor type: Brush. The blade can be adjusted 90 degrees, which is convenient for harvesting angled weeds. Blade rotation speed:10000r/min.

eBay