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ROMOZ E-Bike Battery 24V 30Ah 18650 7S4P Electric Bike Lithium Ion Battery Pack Review

If you’re looking for a reliable and powerful battery pack for your electric bicycle or scooter, look no further than the ROMOZ E-Bike Battery 24V 30Ah 18650 7S4P Electric Bike Lithium Ion Battery Pack. This battery pack is designed to provide efficient and long-lasting power for electric bikes and scooters with motors ranging from 50W to 500W. With its impressive specifications and great features, it is undoubtedly a top choice for electric vehicle enthusiasts.


  • Rated voltage: 24V
  • Output Voltage: 21-29.4V
  • Battery capacity: 30Ah
  • Dimensions: 130x80x66mm (Customizable)
  • Total weight: Approximately 1.6kg
  • Internal protection circuit: Overload, over discharge, over current, short circuit protection
  • Battery weight: About 1600g
  • Packaging: Blue PVC
  • Battery cells: Big brand 18650 cells. Good quality!
  • Life Cycles: Over 1000 times


The ROMOZ E-Bike Battery is versatile and can be used in various applications including electric vehicles, model aircraft, electric tools, DIY battery packs, golf carts, sightseeing coaches, electric motorcycles, electric bicycles, power wheelchairs, and more.

Battery Discharge Specifications

  • The maximum peak current: 36A
  • Maximum operating current: 20A

Packaging Includes

  • 1. 29.4V 32Ah Li-ion Battery pack with Built-in BMS board
  • 2. 29.4V 2A charger


Waterproof PVC Material: The Romoz E-Bike Battery features an outer layer made of waterproof PVC material, which provides insulation and wear resistance. The double-layer nickel strip ensures good soldering and consistent spot welds, resulting in a clean and sturdy assembly. With this durable construction, the battery pack has a long life expectancy of up to 5 years.

Long-Lasting Battery Power: The battery pack includes a 29.4V 2A charger, which allows for a quick recharge. After being fully depleted, the battery can be recharged to 100% within 7 hours. With a full charge, you can typically ride your electric bicycle or scooter for about 60-80 km on the roads. The battery is designed to last for up to 800-1000 charging cycles, providing you with long-lasting performance.

Perfect Compatibility: The ROMOZ E-Bike Battery is designed to be compatible with most motor kits. Whether you have an adult electric mountain bike, commuter e-bike, hybrid bicycle, e-trike, or fat tire bike, this battery pack is the perfect choice. It offers a strong and reliable power source, ensuring a smooth and enjoyable ride for your long-term travels.

After Sales Service: It is important to note that a battery pack like this requires some knowledge and understanding of lithium batteries. ROMOZ understands this and provides excellent after-sales service. If you have any questions or concerns, their customer support team is available to assist you. They are committed to resolving any issues and responding to inquiries within 24 hours.

In conclusion, the ROMOZ E-Bike Battery 24V 30Ah 18650 7S4P Electric Bike Lithium Ion Battery Pack is a high-quality and reliable power source for electric bicycles and scooters. It offers excellent performance, durability, and compatibility, making it an ideal choice for electric vehicle enthusiasts. With its long cycle life and fast recharging capabilities, this battery pack will undoubtedly enhance your riding experience. Invest in the ROMOZ E-Bike Battery and enjoy worry-free rides for years to come.

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