Black 6D Rotating Toothbrush: 5 Modes, Smart Timer & IP67 Waterproof

What it is

The FREEGRIN 6D Smart Rotating Electric Toothbrush in Black is an adult electric toothbrush built around 6D cleaning technology — combining rotation, oscillation and multi-angle bristles to clean around each tooth and along the gumline. With five modes, a smart timer and an IP67 waterproof body, it is designed to make a thorough two-minute clean effortless at home or on the go.

Why you’ll love it

• Deeper everyday clean. The 6D action helps lift plaque from spots a manual brush can miss, for a fresh, just-left-the-dentist feel.
• Guided by a timer. The 2-minute timer with 30-second pulses helps you give every quadrant equal attention.
• Fits your teeth. Five modes let you switch between a standard clean, brightening, polishing, a gentle sensitive mode and a gum massage.
• Travel-ready. Type-C charging, long battery life and an IP67 waterproof shell make it easy to pack and safe to use in the shower.
• Kinder on gums. Ultra-soft DuPont bristles are designed to be gentle on enamel and sensitive gums.

How to use

1. Charge fully via Type-C before first use (about 3 hours).
2. Apply a pea-sized amount of toothpaste — pair it with a natural fluoride-free toothpaste if you prefer.
3. Press the button to power on; press again to cycle modes. The brush remembers your last mode.
4. Guide the head slowly along the gumline, letting the brush do the work — no scrubbing. Let the timer move you around your mouth.
5. Rinse the head after use and store upright to dry. Replace the head every ~3 months.

Care & safety

Use light pressure and let the bristles do the cleaning; pressing hard can irritate gums. Rinse and air-dry the head between uses, and swap in a fresh replacement head roughly every three months (four are included). If you have gum disease, recent dental work or sensitive teeth, start on the Sensitive mode and check with your dentist. An electric toothbrush supports daily cleaning but does not replace flossing and regular check-ups. For more on freshness between brushes, see how to get rid of bad breath naturally.

FAQ

How long does the battery last?
A full 3-hour Type-C charge lasts for weeks of twice-daily use, so it is well suited to travel.

Is it safe to use in the shower?
Yes — the IP67 waterproof rating means it is safe to use and rinse under water.

Are replacement heads included?
Yes, four ultra-soft DuPont replacement heads come in the box, giving you months of use before you need to buy more.

Shipping & returns

US shipping with a 30-day return window on unopened items. Explore more in our oral care collection.