Features: Ultra-powerful water teeth cleaner,equipped with a strong pump, the braces flossers feature1500-2000 per minute pulse frequency to bring high-power stream delivery, which removes food residues and stains between teeth and below the gum line thoroughly, keeps your breath for fresh and improves your gum for health. Waterproof design,ipx7 waterproof design is adopted for both internal and external of the machine to provide dual for protection, which prevents leakage and allows the water flosser to be used safely for shower in the bathroom. Long lasting battery,rechargeable oral irrigator with powerful 1500mah lithium battery is able to last for days once fully charged. the usb interface charging is applicable to a phone charger and pc.etc. 360°Rotatable nozzle design,the 360°rotatable nozzle allows you to easily clean areas that are difficult to reach and prevents tooth decay, dental plaque, dental calculus, gingival bleeding and dental hypersensitivity. Cordless & portable water flosser oral irrigator with a storage bag perfect for carry water flosser and tips while traveling, or use at home,office, hotel. Specifications: Material:ABS Water Tank:220ml Standby Power:<0.5W Charge Power:≤10W Battery Capacity:1500mAh Noise：≤65dB Working Current:<2.5A Lifetime:>200h Pulse Frequency:1500-2000 per minute Charging Voltage Range:4.1-4.3V VODP:2.7-3.0V Package Includes: 1 Set Oral Irrigator note: Please allow 1-2cm errors due to manual measurement. Due to the difference betweeen different monitors,the pic may not reflect the actual color of the item.