STIHL HSA 30 BATTERY HEDGE TRIMMERSTIHL HSA 30 BATTERY HEDGE TRIMMER AS Battery System, blade length 45 cm 18" The ultra light and quiet STIHL HSA 30 battery hedge trimmer impresses with its compact design, ergonomic design and perfect balance when trimming hedges and maintaining gardens in domestic settings. The STIHL HSA 30 battery hedge trimmer comes as standard with a STIHL AS 2 lithium ion battery and the STIHL AL 1 standard charger in this set from the AS System battery range.