Features:Removable inner cup design, easy to remove, easy to clean. Soft column silicone brush, soft and comfortable without hurting feet. The buttons and charging port are waterproof, protected by silica gel, safe to use and easy to start by washing feet with one button. The speed of the copper core variable speed motor is 200RPM and its service life is over 500H. Low loss, long service life, low noise and small size. High quality lithium battery, USB charging, overcharge and overcurrent protection. Specification:Condition: 100% Brand NewItem Type: Pet Foot CleanerMaterial: ABS + siliconeColor: black&white, blue&white (optional)Size: S, M, L (optional)S hole diameter: 2.3cm/0.9inchS outer diameter: 10.5cm/4.1inchS height: 16.4cm/6.5inch (for feet diameter under 3cm)M hole diameter: 3cm/1.2inchM outer diameter: 10.5cm/4.1inchM height: 16.4cm/6.5inch (for feet diameter under 4cm)L hole diameter: 4cm/1.6inchL outer diameter: 10.5cm/4.1inchL height: 16.4cm/6.5inch (for feet diameter under 5cm)Battery: 1 x 18650 lithium batteryBattery capacity: 2000mAh (one charge can be used for 12 days, full charge in 3 hours, and can charge more than 2000 times)Power: 4WCurrent: 500 mARated voltage: DC 3.7VPackage List:1 x Pet Foot Cleaner1 x USB CableUsage: 1. Pour 2/3 water into 1 cup, can add some bubble if the feet are dirty.2. Press the switch to wash feet for 1-2 minutes.3. Dry your dog’s feet with a towel.4. Pour over the dirty water, remove silica gel brush and clean it (do not put the whole machine in water).