[Upgraded Electric Spin Scrubber] Our upgraded electric spin scrubber specializes in deep cleaning of mold & dirt in the shower & bathroom, especially for bathtubs, sinks, tiles, and grout, as well as for floors, walls, kitchen, and glass [Durable Brush Heads] The electric spin scrubber includes 7 durable brush heads for various scenarios [3 Spin Mode and 4 Adjustable Angles] The spin scrubber has three adjustable spin speeds(300/400/500RPM) and 4 adjustable angles (90°, 120°,150, 180°), which makes it perfect for tackling tough cleaning tasks [One Charge to Clean the Whole House] Adapted upgraded 4000mAh battery and Type-C fast charge tech, the electric bathroom scrubber fully charges in 3 hours which lasts 160 min, far enough to clean your entire house Specifications: Material: ABS+stainless steel Battery capacity: 4000mAh (removable and replaceable) Output power: 3-40W Working voltage: 7.4V Output current: 0.3-5.5A Product speed: 300/400/500rpm (three-speed digital display) Gear torque: 28kg, 33kg, 35kg Rotation angle: 90, 120, 150, 180 degrees Charging time: about 3 hours Usage time: 160 minutes (slow gear idling) Charging voltage: 5V/2A Product length: 45cm, 90cm, 113cm Product size: 440x65x65mm Product net weight: 565g