Philips DiamondClean Smart HX9917/88. Purpose: Adult, Toothbrush type: Sonic toothbrush, Teeth brushing modes: Daily care, Deep clean, Gum care, Sensitive, Whitening. Power source: Battery, Battery type: Built-in battery, Battery technology: Lithium-Ion (Li-Ion). Number of handles included: 1 pc(s), Number of brush heads included: 2 pc(s)
| Purpose | Adult |
| Toothbrush type | Sonic toothbrush |
| Adjustable speed | Yes |
| Integrated timer | Yes |
| Number of teeth brushing modes | 5 |
| Teeth brushing modes | Daily care, Deep clean, Gum care, Sensitive, Whitening |
| Toothbrush frequency (pulsations) | 62000 movements per minute |
| Product color | White |
| Mobile app support | Yes |
| Number of speeds | 3 |
| Timer duration modes | 2 min |
| Pressure sensor | Yes |
| Brush shape | Oval |
| Display type | LED |
| Backlight display | Yes |
| Bluetooth | Yes |
| Detachable head | Yes |
| Power source | Battery |
| Battery type | Built-in battery |
| Battery technology | Lithium-Ion (Li-Ion) |
| Battery life (max) | 336 h |
| AC input voltage | 110–220 |
| AC input frequency | 110-220 V |
| Rechargeable battery | Yes |
| Number of handles included | 1 pc(s) |
| Number of brush heads included | 2 pc(s) |
| Travel case | Yes |
| Charger | Yes |
| Number of chargers | 1 |
| Battery level indicator | Yes |
