500W 1000W 13S2P 10S3P 10S2P ChamRider 18650 21700 Folding Bicycle Battery SSE-127 STARFISH III 250W Electric Bicycle Motors E-bike Battery Sony


1.Smaller Size with 21700 Cell Compatibility: Unleash the power of innovation. The STARFISH III Battery features a smaller size while accommodating high-capacity 21700 cells, revolutionizing the utilization of battery space. With this breakthrough, you can enjoy increased power and range without compromising on size. ChamRider pushes the boundaries of design to deliver exceptional performance.

2.Upgraded Spring Lock for Easy Installation: Embrace effortless convenience. The STARFISH III Battery introduces an upgraded spring lock, replacing the previous mechanical lock, ensuring a seamless and hassle-free installation experience. Enjoy the freedom of easy battery installation and removal, allowing you to focus on the joy of electric biking without any unnecessary complications.

3.4-LED Battery Level Display for Complete Control: Stay in charge of your power. The STARFISH III Battery features a user-friendly 4-LED battery level display, providing clear visibility of your battery's remaining power. With this intuitive feature, you can easily manage and plan your rides, ensuring that you never run out of power unexpectedly. ChamRider puts you in control of your electric biking adventures.

4.Bluetooth Battery Management System (BMS) for Real-Time Insights: Stay connected, stay informed. The STARFISH III Battery incorporates a Bluetooth-enabled Battery Management System (BMS), allowing you to gain valuable real-time insights into your battery's status. With ChamRider's BMS technology, you can monitor key metrics such as battery health, voltage, and temperature, ensuring optimal performance and prolonging the lifespan of your battery.

At ChamRider, we believe in pushing the boundaries of lithium battery technology. The STARFISH III battery combines unrivaled power, user-friendly features, and seamless connectivity, empowering you to embark on electrifying adventures with confidence. Unleash the spirit of exploration with ChamRider – where power meets convenience.

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Battery Cell Parameters

Each battery cell undergoes internal resistance testing

100% Real Capacity

Local Warehouses Worldwide

1 Year Warranty

Battery Cell Issue Full Compensation

ChamRider Certificates


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About Us

Dongguan ChamRiderTechnology Co, Ltd wasestablished in 2012, supplierintegrating R&D, productionand sales. Our products includelithium-ion batteries, polymerbatteries, lithium-iron phosphateetc., and sold more than 100countries like United StatesUnited Kingdom,France, Spain, Russia, Germany and South Korea. At this stage, we havea highly skilled R&D team and an excellent after-sales team.

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Contact Information

Contact: Lyla
Tel: +86 18002690639
Email: lyla@chamrider.cn
WhatsApp: +86 18002690951

Company Address

Country: China
Province: Guangdong
City: Dongguan
Address:No.11, Zhifu Road, Xinhe, Wanjiang District