
Adult E-Bicycle 48V350W Electric Bike City E-Bike China Direct Supply. Intelligent Safety Protection: Prevents battery overcharge and explosion with advanced safety mechanisms. Extended Lifespan: Intelligent balancing extends battery pack lifespan by over 30%. Full Customization Support: Customizable parameters, dimensions, interfaces, voltage, current, and functionality. Wide Compatibility: Works with mainstream power tool batteries for easy replacement. 100% E-Testing: Every unit undergoes rigorous 100% electronic testing before delivery. Stable High-Power Output: Ensures continuous high-power performance with stable discharge. OEM/ODM Service Available: Full OEM and ODM services provided for custom manufacturing needs. ISO9001 Certified Quality: Adheres to ISO9001:2008 standards for superior quality management.