[Product parameters] Rated voltage: 3.2-3.7V power: 5W Working current: 1.6A Charging method: wireless base charger time: 90 minutes Battery capacity: 300mA Acoustic frequency: 6000RPM Weight: 8.99 ounces [Color size] White, pink, blue, black, light blue are available in five colors. Product size: 4.21 2.44 1.22in Brush head 2.44 2.05in [Usage] After fully charged, install the U-shaped brush head. Shake out foamed liquid toothpaste and spread it evenly on Put your mouth, relax occlusal head, then select appropriate frequency mode. Press teeth gently while shaking back forth with hands, to clean. brushing teeth, use a damp cloth wipe off remaining water main body, try not soak for long time. [Three-speed mode] Standard tooth brushing: daily cleaning protect health, away stains, regain white teeth. Comfortable massage gums make mouth more comfortable promote blood circulation gums. Powerful high-frequency vibration, deep cleansing, stubborn stains. Use twice day 7-10 days, no worries about business trips. List] Electric toothbrush handle 1 x silicone head 1 charging stand 1 instruction manual 1.[Scientific design] Designed according to the American Dental Association BASS brushing standard, the internal bristles are 45 -70 structural design, which can better clean tartar, dental plaque, remove dental stains, and care for your oral health. If you need to replace the toothbrush head, please click: B09KXVG7P5. [360 Cleaning] 3 layers of 45 side hairs, 2 layers of 90 base hairs around the teeth 360 , automatic cleaning, 30 seconds to complete a cleaning, the cleaning depth is 3 times that of ordinary toothbrushes. [Blue Light Brightening] 400-500NM wavelength mild blue light, removes pigment deposits on the teeth. The brace material has a photocatalyst, brushes away stubborn tartar, brings double cleansing to the teeth, and protects the gums from harm. [Unique shape] The U-shaped full-wrapped brush head can completely occlude the teeth, and with high-frequency sound wave vibration, it can quickly clean the surface and interior of the teeth in all directions. It can reach a deeper area than ordinary toothbrushes and provide protection for dental health. [Environmental protection material] Food-grade soft silicone brush head, which can effectively clean up the dirt on the tooth surface, between the teeth and the gingival sulcus. The silicone bristles can massage the gums. IPX7 level all-round waterproof, can be deep into 1 meter of water, 30 minutes without water, whole body waterproof, no leakage, please rest assured to use.