The OMRON HT‑B456/HT‑B457 Sonic Electric Toothbrush User Manual provides safety instructions, usage steps, charging, cleaning, troubleshooting and…
This manual explains safety precautions, identifies each part of the HT‑B456/HT‑B457 toothbrush, and describes how to charge the device, install brush heads, and operate the three vibration modes (ordinary, wide‑band and point). Detailed usage instructions cover brushing technique, mode selection, and automatic shut‑off.
It also covers cleaning and storage, troubleshooting common issues, technical specifications, and recommended accessories. Disposal and recycling instructions for the Ni‑MH battery are included. This manual is written in Chinese.
| Power voltage | AC100~110V 50/60Hz |
|---|---|
| Power consumption (charging) | ≈2 W |
| Battery type | Ni‑MH 2.4 V |
| Charging time | ≈16 hours at 23 °C |
| Operating time (full charge, ordinary mode) | ≈30 minutes |
| Automatic shut‑off time | ≈3 minutes |
| Weight (including brush head) | ≈62 g |
| Dimensions (body) | Length ≈225 mm, 20 × 23 mm (oval) |
Charge the toothbrush for at least 16 hours before first use or after a long period of inactivity.
Make sure the brush is correctly inserted into the charger and the power plug is fully seated; if the indicator still does not light, contact OMRON customer service for repair.