Makita GUX01JM1X1 XGT® 40V Max Couple Shaft Power Head Kit with 17" String Trimmer Attachment - This kit includes the XGT® power head and 17" string trimmer attachment as well as a 40V max XGT® Lithium-Ion 4.0Ah battery and charger. XGT® Outdoor Power Equipment delivers gas-like performance demanded by professional landscapers. With zero emissions, lower noise and maximum versatility, the power head provides a cordless solution for heavy-load trimming and cutting applications. The power head is compatible with a variety of optional couple shaft attachments. It features a lever-style lock system for quick tool-less installation and attachment replacement. It can be used with multiple attachments for trimming, edging, cultivating, and brush cutting (sold separately).