11.1V 5Ah 3S1P 21700 Li-Ion Battery Pack for Electric Facial Cleansing Devices

This 11.1V 5Ah 3S1P 21700 lithium-ion battery pack is designed to provide reliable, long-lasting power for electric facial cleansing devices and other portable beauty equipment. Constructed using high-capacity 21700 cells, it provides stable voltage, efficient energy production, and longer operating time between charges. The 3S1P setup has a nominal voltage of 11.1V and capacity of 5000mAh, which is appropriate for devices that demand constant performance during repetitive cleansing, massaging, or skincare processes. A built-in protection circuit may be used to avoid overcharge, over-discharge, short circuit, and excessive current, aiding in safer daily use. The battery pack is also designed to be customized to other connectors, wire lengths, casing, and protection parameters to suit the design of a product. Small, rechargeable, and robust, it is a perfect power source in facial cleansing brushes, beauty tools, skin massagers, and other cordless personal care tools that require reliable battery life and mobility in either home or professional settings.

• High-Capacity Power: The 11.1V 5000mAh capacity provides extended operating time for cordless facial cleansing and skincare devices.
• 21700 Lithium-Ion Cells: High-energy-density cells deliver stable voltage, efficient power output, and reliable rechargeable performance.
• 3S1P Configuration: Three cells connected in series provide an 11.1V nominal voltage while maintaining a compact battery pack structure.
• Multiple Safety Protections: The protection circuit can support overcharge, over-discharge, overcurrent, and short-circuit protection.
• Customizable Design: Battery dimensions, connectors, wire lengths, protection parameters, casing, and labels can be customized for OEM projects.
• Long Service Life: Designed for repeated charging cycles and consistent performance in frequently used personal care equipment.

Application Areas

• Electric facial cleansing devices
• Rechargeable facial cleansing brushes
• Electric skincare and beauty instruments
• Facial massage devices
• Pore cleansing and exfoliating devices
• Cordless personal care equipment
• Professional salon beauty devices
• Customized portable cosmetic equipment