The 8 in. brushless edger and power head is part of the Ego power+ multi-head system. The 8 edger creates clean and precise edges around your driveway, sidewalks and patio with ease. The multi-head is compatible with all Ego multi-head attachments. Equipped with a variable speed trigger, a lock off switch and a guide wheel with a depth adjustment knob. Factory Certified. Includes 2.5Ah battery and standard charger Only for use with Ego power multihead system Arclithium industrys most advanced battery technology Exclusively compatible with Ego power plus multi head system 8 in. edger attachment plus power head