A Grinding Noise from the Built-in Copper Gear During Using Will Be Normal.1pc x sponge brush 1pc x Du/st cleaning brushPortable Cordless and One-second Replacement Design: Powered by 3.7V 2600mAh battery, the spin scrub can last continuously more than 1 hours after only 2.4 hours fast charging. The cordless portable design is convenient for you to use it no matter indoors or outdoors. No need to worry about the trouble of cleaning without a power . One-second replaceable magnetic brush head design allows you to replace the brush head soon, which helps you clean different places quickly.FCC//LVD/ROHS/PAHs BSCI1pc x flat brushVersatile Use:The power scrubber can be widely to clean tiles, tubs, sinks, fish tanks, walls, baseboards, windows, doors, corners, bathrooms, kitchens, toilets, cars, etc. Also, it can be utilized to polish or oil sofas, leather shoes, wooden walls, etc.IP67 proof and water/proofExtendable telescopic rod, about 90cm1pc x oil brushMotor speed: 320Magnetic connection brush head, easy to disassemble and replace6 Pack Magnetic Brush Heads:Extra-wide flat brush head is to clean large flat surface area; small flat brush head is ideal for cleaning smaller object; corner scrubber brush head is great for tight places ; scouring pad head is ideal for dish washing and household chores; wash sponge head is perfect for vehicle cleaning and polishing; mat head helps to keep the car or window dry quickly.1pc x cleaning cloth1pcx cleaning brush1pc x soft brushBattery: NiCd DC 3.7V1pc x pointed brush1pc x polishing cloth1pc x foam ballProduct weight: 0.929kg1pc x arc brush1pc xType-C lineVarious brush heads are suitable for various cleaning scenariosThe longest working time is 1 hour and the charging time is about 3 hoursBattery capacity: 2600 mAhMaterial:ABS+Silicone+SS waterp/roof and S/afe Design:Unlike