This document is a user manual for using a household electric toothbrush. The manual provides instructions on how to use the electric toothbrush, including precautions such as avoiding the use of damaged brush heads and regularly replacing them. It also emphasizes that the product is intended for cleaning teeth, gums, and tongue only, and is not suitable for use by multiple patients. Supervision is required for individuals with reduced physical capabilities and children.
This manual provides important safety information and intended‑use guidelines for the Philips Sonicare 400 Series battery toothbrush. It explains who should not use the device, how to handle damaged parts, and precautions for users with medical implants or recent oral surgery.
The guide walks you through installing two AA 1.5‑V batteries, attaching the HydroClean brush head, and operating the toothbrush with features such as the Smartimer, Easy‑start, and battery‑level indicator. It also covers cleaning, storage, brush‑head replacement, disposal, and warranty details.
| Battery type | 2 AA 1.5‑volt batteries |
|---|---|
| Battery indicator | Solid green = ≥16 brushings; flashing green = <16 brushings |
| Smartimer | 2‑minute timer that automatically shuts off |
| Brush‑head replacement interval | Every 3 months or sooner if worn |
| Easy‑start feature | Power ramps up over the first 14 brushings |
Replace the brush head every three months, or sooner if you see signs of wear.
It uses two AA 1.5‑volt batteries.
You should consult your physician or the device manufacturer before using the toothbrush.
A solid green light indicates at least 16 two‑minute brushings are available.