Northern Turf Equipment - The STIHL HSA 45 cordless hedge trimmer is the lightest in the range at only 2.3 kg including the built-in battery. It is perfect for trimmer smaller hedges.
STIHL HSA 45 20 in. 18 V Battery Hedge Trimmer Kit (Battery & Charger) - Ace Hardware
Stihl HSA 45 Battery Hedge Trimmer — Russo Power Equipment