Large Capacity & Detachable Water Tank: 10 Oz/310ML water tank , 1 refill only for a whole mouth clean-up. Easy to clean. Teeth Cleaning, Teeth Whiten and Care: Present you the pulse water dental flosser with high pressure water pulse function high frequency strong water pressure to remove food residue and teeth plague hidden. Help you recover from bleeding gums, bad breath. Convenient Multi-Purposes Oral Health Care: 4 interchangeable tip for multi-purposes cleaning, including tongue cleaner for removing tongue coating, jet tip for high efficiency teeth cleaning and teeth brush tip for brushing. Suitable for braces cleaning and daily dental care. Reliable and : 1500 mAh high capacity battery with a tested at least 800 times recharge cycle life. 310 ml large water tank can sustain for 1 time oral cleaning sequence. 1 time fully last for approximately 40 times of usages. IPX7 waterproof enjoyable to use even in bath. Highly Effective: Clean your and teeth with dental flosser in 4 modes. Cordless and compact size for using in limited space bathroom or as portable flosser in travel. Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.