What is Oral-B Pro 3 3900 Duo Electric Toothbrush?

• Oral-B Pro 3 3900 Duo Electric Toothbrush is a pack of two electric toothbrushes in black and pink colors.
• It features a smart pressure sensor to help protect your gums.

Directions for Use:

• Brush your teeth at least twice a day for two minutes each time.
• Apply a pea-sized amount of toothpaste on the brush head.
• Turn on the toothbrush and gently move the brush head in a circular motion along the gum line and teeth.
• Ensure to reach all areas of your mouth for a thorough clean.

Warnings:

• Avoid using the toothbrush on open wounds in the mouth.
• Do not share the toothbrush head with others to prevent the spread of germs.
• Consult a dentist if you experience any pain or irritation while using the toothbrush.

Side Effects:

Possible side effects may include:

• Gum irritation
• Tooth sensitivity
• In rare cases, allergic reactions to materials used in the toothbrush