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Electric bikes have become a popular mode of transportation for many people, offering an eco-friendly and convenient way to get around town. One of the key components of an electric bike is the battery, which provides the power to the motor. The Joubi 48V 8Ah 10Ah 13Ah 15Ah Mountain Bike Battery is an excellent option for those looking to upgrade or replace their current electric bike battery. With a range of features and a solid build, this battery has the potential to enhance the performance and reliability of your e-bike.

Product Overview

The Joubi 48V 8Ah 10Ah 13Ah 15Ah Mountain Bike Battery is designed to be compatible with e-bikes using motors ranging from 200W to 1000W. This versatility makes it suitable for a wide range of electric bike models, providing ample power for various riding needs. The battery is equipped with a USB output, allowing users to charge their mobile devices on the go. This feature adds an extra level of convenience for riders who rely on their devices while out and about.

Key Features

The Joubi battery boasts several key features that set it apart from other options on the market. Firstly, the USB output offers a 5V 1A charging capability, allowing users to top up their devices whenever necessary. Additionally, the battery is equipped with a battery level light, providing a simple and easy-to-understand visual indication of the power remaining in the battery. This allows users to plan their rides more effectively and avoid running out of power unexpectedly.

Another notable feature is the anti-theft lock, which provides added security for the battery. With the ability to securely lock the mount onto the bike frame, this feature helps prevent the battery from being stolen. The lock also serves to prevent accidental disconnection or falling off while riding, adding to the overall safety and reliability of the battery.

The package includes a fast charger, a set of keys for the anti-theft lock, and a pair of male and female connectors, offering a comprehensive set of accessories to ensure a smooth and hassle-free installation process. The inclusion of these accessories makes it easier for users to get up and running with their new battery without the need for additional purchases or compatibility concerns.

Performance and Durability

One of the most important considerations when choosing an electric bike battery is its performance and durability. The Joubi 48V 8Ah 10Ah 13Ah 15Ah Mountain Bike Battery is built to last, with a life expectancy that is two times that of lead-acid batteries, providing up to 5 years of reliable service. This longevity ensures that users can enjoy consistent power delivery and performance from their e-bike, making it a worthwhile investment for those looking for a long-term solution.

The battery also comes with a two-year warranty, offering peace of mind and assurance that the product is backed by the manufacturer’s confidence in its quality and reliability. This added level of support can be crucial when making a significant purchase such as an electric bike battery, providing a safety net in case of any unexpected issues or concerns.

The battery undergoes rigorous testing to ensure its reliability and performance. Each pack has been put through a full charge and discharge test during production, ensuring that users receive every amp hour they paid for. Additionally, every lithium battery has passed appearance and function tests before shipment, further confirming its quality and reliability.

Safety Features

Safety is paramount when it comes to electric bike batteries, and the Joubi battery is equipped with several features designed to prioritize safety and reliability. The built-in 30A Battery Management System (BMS) serves to prevent overcharging, overdischarging, overcurrent, and short circuits, safeguarding the battery and the bike’s electrical system. This BMS helps ensure the long life expectancy of the battery and reduces the risk of potential safety hazards, providing an added layer of security for riders.

The inclusion of a built-in battery holder also enhances the battery’s shockproof effect, further protecting it from potential damage or impact during use. This sturdiness adds to the overall durability and reliability of the battery, ensuring that it can withstand the rigors of regular e-bike use.

Company Support

As a professional electric bike battery manufacturer, Joubi provides excellent support to its customers. With a team of dedicated workers and professional engineers, the company is committed to delivering high-quality products and ensuring customer satisfaction. If assistance is needed, customers can contact Joubi for help, with the assurance that support will be provided within 24 hours.


In conclusion, the Joubi 48V 8Ah 10Ah 13Ah 15Ah Mountain Bike Battery offers a range of impressive features and capabilities, making it a strong contender for those in need of a reliable and durable electric bike battery. With its USB output, anti-theft lock, battery level light, and comprehensive accessory package, the battery stands out as a versatile and user-friendly option. Its performance, safety features, and company support further enhance its appeal, making it a compelling choice for e-bike enthusiasts looking to upgrade or replace their current battery. With a focus on longevity, reliability, and convenience, the Joubi battery has the potential to elevate the riding experience for electric bike users and provide a dependable source of power for years to come.

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