HighlightsEasy to install and operateFeatured battery remain indicator let you know the real battery power and recharge it in timeBuilt-in 1350RPM pure copper motor, allows you to use it for cutting or polishing anytime anywhere22 Air vent holes to enhance heat dissipationWidely used for metal rust cleaning, metal cutting, metal grinding, tile cutting, tile grinding, wood cutting, wood grinding, pipe cutting, etc..Details*Features* - *Easy Installation & Operation* - Pull up the red curved lock