36V 48V 52V 7.8AH - 21AH 250W 350W 500W 1000W 18650 21700 Bluetooth BMS E-Bike Battery ChamRider SSE-137 KAILONG I Rear Rack Battery Kalkhoff


1.Built-in Tail Light Design for Enhanced Safety: The KAILONG I Battery comes with a built-in tail light, providing a crucial safety feature for riders. Stay visible to vehicles behind you, ensuring a safe and confident riding experience, day or night.

2.5-Level Battery Indicator: Stay informed about your battery's power level with the KAILONG I Battery's 5-level battery indicator. This intuitive feature allows you to easily monitor your battery's charge status, ensuring you never run out of power unexpectedly.

3.Anti-Theft Mechanism: Protect your investment with the KAILONG I Battery's built-in mechanical lock system. This robust security feature adds an extra layer of protection, preventing theft and keeping your electric bike safe and secure.

4.Multiple Capacity Options: Customize your electric bike's power with the KAILONG I Battery's multiple capacity options. Choose the capacity that best suits your riding needs, allowing you to optimize the range and performance of your electric bike.

Choose ChamRider's KAILONG I Battery and unlock the full potential of your electric bike. With its built-in tail light design for enhanced safety, 5-level battery indicator, anti-theft mechanism, and multiple capacity options, this battery offers unparalleled functionality, security, and choice.

Free Gift

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


Positive Feedback


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.

Drop Us a Line

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