?3 Adjustable Speed?Our Electric Cleaning Brush Has 3 Adjustable Speeds. High 500Rpm/Min, Medium 400Rpm/Min, Low 300Rpm/Min. Keep Working Perfectly And Continuously For Up To 90Mins After Fully Charged For 3-4 Hours | | ?Adjustable Extension Handle?The Electric Shower Scrubber Equipped With Extendable Stainless-Steel Handle And Adjustable Angle For Brush Heads. The Handle Extends From 25 Inches To 45 Inches Easy To Clean Hard-To-Reach Places, Without Kneeling Or Bending Over | | ?9 Replaceable Brush Heads?Electric Spin Scrubber Comes With 9 Different Kinds Of Replaceable Brush Heads. You Can Use These Different Brush Heads To Clean Bathroom Bathtub, Kitchen, Car Wheel, Sink, Floor, Grout, Toilet, Floor, Tumblers, Windows, Dishes, And Mor | | ?Digital Display Screen?Built-In Digital Display Screen, You Can Easily Understand Choose The Speed At Any Time. With Its Ipx7 Waterproof Rating, You Can Confidently Use It In Wet Environments. Note: Do Not Immerse The Entire Brush Head I.