Specification: Item Type: Electric Shower Brush Material: ABS Gear: 4 Gears Waterproof Grade: IPX7 Power Supply Type: USB Data Cable Product Description: Switch Button: Press the power button to turn on or off the machine. Mode Button: Under the working state, press M to switch 4 gears according to your needs. At this time, the function indicator will light up corresponding gears in turn. Mode 1: High speed (high swing low strength) the bush swing in 15° plus or minus, generally used for washing face. Mode 2: Medium high speed (medium swing and medium strength) synchronous and high speed brush swing, generally used for bathing. Mode 3: Medium speed (low swing and high strength), generally used for delicate decontamination Mode 4: Low speed (slow swing and great strength), massage head reciprocating swing, generally used for massage. Connection Mode with Water Pipe: Rotate down the hose interface of the shower head at home, connect the quick connector configured by this product with the hose interface tightly, pay attention to the connection must be installed with sealing rings, and then connect the handle with the quick connector. This product can be connected with the soft water pipe according to your needs, or can be used independently without connecting the water pipe. The product has the function of shower head and realizes the function of SPA through shower head function.