COSLUS C20 Water Flosser 300ML 🪥

This portable water flosser brings a practical daily cleaning solution for flossing between tight teeth and along the gumline. The COSLUS irrigator uses ultra fine dual-thread water pulse technology to dislodge plaque while offering adjustable pressure settings for a gentle start and more powerful cleaning when needed. If you want an alternative to string floss that fits travel routines, this water flosser is designed to be compact yet capable, with features that help keep oral care simple and consistent. Water flosser appears once here to match common search intent and highlight the main function.

Key features

The device features an upgraded 300ml tank that reduces refill frequency during a single session and across travel days. Users can switch between pressure levels and three operation modes to match sensitivity and cleaning needs, and the ergonomic handle makes it easy to aim the nozzle along the gumline. It runs on a rechargeable battery that reaches full charge in about three hours and then lasts up to 30 days according to the manufacturer, making it suitable for trips where charging options are limited. An IPX7 rating ensures safe rinsing under running water, which simplifies cleaning after use 🪥. The kit includes multiple interchangeable tips to cover interdental cleaning, orthodontic care and general oral maintenance while remaining BPA free.

What stands out

One notable aspect is the device's pulse pattern, which produces 1400 to 1800 high pressure pulses per minute to target plaque in hard to reach areas. The dual-stream water flow is the result of iterative development and real user testing, and it aims to combine effectiveness with gentleness. The compact size and USB recharging make it easy to carry in luggage, and the motor durability is rated for typical use over three years by the manufacturer. For first time users, start on the soft mode and keep your mouth partly closed so gums can adapt to the pressure. Note that an external 5V adapter is not included, but standard USB power supplies are compatible.

Technical details

• Name: COSLUS C20(F5020E)
• Tank capacity: 300ml
• Pulses per minute: 1400-1800
• Battery life: 30 days after 3 hour charge
• Waterproof rating: IPX7
• Modes: Multiple operation modes and adjustable pressure settings
• Tips: Five interchangeable nozzles included.