Electric Versatile Bicycle Hailong2 Battery 21700 18650 cell 36V 48V 13AH 20AH 25AH 25A 30A 40A BMS Anti Theft 500w 1000w 2000W Strong Compatibility Samsung ChamRider


1. Exceptional Value for Money: The Hailong 2 stands out for its remarkable blend of affordability and high performance. This battery is a cost-effective solution that doesn’t compromise on quality or efficiency, making it an ideal choice for budget-conscious riders who seek reliability and power.

2. Advanced Cooling Design: ChamRider's battery is engineered with strategically placed heat dissipation holes, ensuring optimal thermal management. During high-power discharge or charging, batteries generate significant heat, which can impact performance and safety. Our innovative design effectively controls temperature, maintaining the battery's health and extending its lifespan.

3. Prolonged Battery Life: The long cycle life of ChamRider's batteries is a testament to their durability. By utilizing premium-quality electrode materials, refined electrolytes, and sophisticated battery construction, we have significantly slowed the rate of capacity and performance loss over time. This means longer-lasting battery power for your rides, even after extensive use.

4. Robust Waterproof and Flame-Retardant Casing: Safety is paramount in our battery design. In events like overcharging, short-circuiting, or other abnormal conditions, lithium batteries face risks of thermal runaway and potential fire hazards. To address this, ChamRider's battery casing is crafted from flame-retardant materials, rigorously tested and certified for flame resistance, and is also waterproof, ensuring maximum protection under various conditions.

Elevate Your Riding Experience with Confidence:
The Hailong 2 battery is more than just a power source; it's a reliable partner for your cycling adventures. Offering great value, efficient cooling, extended life, and superior safety features, it's designed for cyclists who demand the best in performance and peace of mind. Choose Hailong 2 for a safe, efficient, and cost-effective cycling journey.


Time of delivery
Overseas warehouse delivery: 3-10 days
China warehouse delivery: Air Express from China about 25-30 days

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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