Ebay offers EGO Power+ 56V String Trimmer Kit 15 In with Reload & Split Shaft Refurbished for $124.45 (reg. $189) free shipping. 

Product Description: 
This item is sold as a kit which includes the battery. The EGO POWER+ 15'' String Trimmer with Rapid Reload head is a convenient upgrade to the EGO String Trimmer family. The Rapid-Reload head allows you to quickly and easily load new cutting line; line up the arrows on the head, insert the line and twist. The 15-inch cutting swath, bump-head line advancement and professional-grade 0.095 inch cutting line make quick work of yard clean ups. Kit includes a 56V 2.5Ah battery and a 56V standard charger. 15 in. cutting swath Rapid Reload Head to quickly and easily load cutting line Professional-grade, dual feed spiral-twist 0.095 in. line