power share same battery expandable power forget having different batteries or voltages for each of your tools worx® power share™ uses one common battery to power every tool worx 20v string battery and charger worx 20v string batteries and charger included converts trimmer to edger in worx worx® 40v string trimmer power worx 21" 40v self-propelled push mower 40v power as part of the worx 20v power share™ platform worx® 20v 12" string trimmer 22" hedge trimmer & blower combo and charger included worx morne tituta worki