2 X 3.7V 740 MAh UR14500AC Rechargeable Batteries. Compatible For Braun Oral-B IO Series (iO4, IO5, IO6, IO7, IO8, IO9) - Models 3753 And 3758, Replacement Batteries For Electric Toothbrushes

High Capacity & Reliable Power: These two 3.7V 740mAh rechargeable UR14500AC batteries are specifically designed for Oral-B IO Series electric toothbrushes, delivering efficient and long-lasting power support to ensure stable performance and rapid charging. Perfect Compatibility: Compatible with Braun Oral-B IO Series (iO4, IO5, IO6, IO7, IO8, IO9), replacing model 3753 and 3758 batteries to ensure seamless integration and full functionality with your electric toothbrush. Eco-Friendly & Energy-Saving: Rechargeable design reduces frequent replacement needs, promoting environmental sustainability while ensuring continuous power for daily cleaning. Safe and Reliable Charging: The UR14500AC rechargeable battery incorporates safety features like overcharge/overdischarge protection, ensuring secure charging for your electric toothbrush. Convenient Size · Easy Installation: Designed to standard UR14500AC specifications, it perfectly fits electric toothbrushes for hassle-free replacement, instantly restoring your device to peak performance., Manufacturer: HZIRIU