500W 1000W 1500W Green and environmentally friendly Down Tube Battery 13S3P 10S4P SSE-155 HACHUANG 21G40 E-bike Battery ChamRider 21700 Accu-Energie


1.Premium Imported Cells: Elevate your electric biking experience with the HAICHUANG 21G40 Battery's top-quality imported cells. With over 1000 cycles of remarkable performance, this battery ensures longevity, reliability, and enduring power that stands the test of time.

2.800-Cycle After-Sales Guarantee: Experience worry-free adventures with the HAICHUANG 21G40 Battery's exceptional after-sales support. With an impressive 800-cycle guarantee, rest assured that ChamRider has your back, providing peace of mind and reliable service throughout your electric biking journey.

3.Advanced Bluetooth BMS Integration: Embrace cutting-edge technology with the HAICHUANG 21G40 Battery's integrated high-performance Bluetooth Battery Management System (BMS). Stay connected and in control as you monitor and manage your battery's performance wirelessly, ensuring optimal efficiency and safety at all times.

4.5-LED Battery Level Display: Stay informed and in control of your electric biking adventures with the HAICHUANG 21G40 Battery's intuitive 5-LED battery level display. Easily track your power reserves at a glance, allowing you to plan your rides with confidence and avoid unexpected power depletion.

Choose HAICHUANG for Unparalleled Power: Elevate your electric biking journey with the HAICHUANG 21G40 Battery. Trust in its unmatched quality, enjoy peace of mind with exceptional after-sales support, leverage advanced Bluetooth integration, and stay informed with intuitive power monitoring. Redefine your electric biking experience with confidence.

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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