PRODUCT FEATURES

• Pressure sensor and two intensity settings protect sensitive gums from overbrushing
• 2 minute SmarTimer with QuadPacer ensure Dentist-recommended brushing time
• Brush head replacement reminder ensures your brush head is always effective
• Long battery life with battery light indicator
• Compatible with all Philips Sonicare click-on brush heads

WHAT'S INCLUDED

• 4100 handle
• Optimal Plaque Control (C2) brush head
• USB charger