Patented 18 in. Asia Teak Shower Bench with Shelf Impact Drivers 625 Electronic Speed Control No 625 Electronic Speed Control No Returnable 180 Day Cordless Corded Cordless Battery Power Type Lithium Ion Batteries Included No Variable Speed No Grinder Switch Type Paddle Number of Tools (Bonus Tool Not Included) 1 Battery Size Lithium Ion Voltage (volts) 20 Charger Included Charger Not Included Tools Product Type Power Tool Cordless Tool Type Angle Grinder Condition New Number of Batteries Included 0 Motor Type Brushless Number of Batteries Included2 0 Maximum Speed (rpm) 9000 Product Height (in and stain resistant ) 18 Color Family Brown Color Finish Teak Oil Product Weight (lb An exceptionally designed teak shower bench