Milwaukee M18 FUEL 24 in. 18V Lithium-Ion Cordless Brushless Hedge Trimmer with String Trimmer Combo, 8.0Ah Battery & Charger 2726-21HD-2825-20ST - The Home Depot
Modified generic 18v trimmer to work with ryobi batteries. More power and tuntime with 5Ah battery. Ryobi batteries have built-in low voltage protection making them safe for retrofit. : r/ryobi
Gardena - Trimmer ComfortCut 23/18V | Battery Not Included - Garden Tools - Tong Garden Centre