With a battery-powered hedge trimmer, you get good freedom of movement in your work. The hedge trimmer's bar has a normal length of 56 cm. It has a battery life of 50 minutes.
From Amazon
Greenworks Hedge Trimmer 24V 57cm incl. Battery 2Ah and Charger Cutting Length 18 mm Tooth Spacing Adjustable Handle G24HT57K2
Wickes
Greenworks 24V Cordless Hedge Trimmer with 2Ah Battery & Universal Charger - 57cm