522i hedgetrimmer only. Husqvarna battery adapter for hedge trimmers enables you to power your Husqvarna battery hedge trimmer with an external Husqvarna 36 Volt battery. - Reduce the strain on your arms by replacing the internal battery with this lightweight adapter and connect it to an external battery in your battery belt Flexi. Connecting the adapter to the 36V backpack battery offers maximized runtime. The adapter is specially designed to provide smooth, trouble-free connection to the battery hedge trimmer.
