Deliver reliable, tailored power to your electric bike with our multi-functional cylindrical lithium-ion battery. Featuring dual cell compatibility for 18650 and 21700 configurations, it enables full customization of energy density, cycle lifespan, and cost efficiency to suit specific e-bike applications. Its optimized triangular frame structure integrates seamlessly with standard e-bike frames, evenly distributing vehicle weight and enhancing aerodynamic performance for superior riding stability and comfort. Fully customizable voltage, cell type, and capacity specifications ensure perfect compatibility with diverse electric bicycle models and conversion kits. The extensive 10Ah–30Ah capacity range covers daily commuting, long-distance touring, and off-road adventure riding needs. Built with premium deep-cycle lithium cells, this battery offers stable discharge power, strong resistance to capacity fade under heavy motor loads, and hundreds of long-lasting charge-discharge cycles for reduced maintenance and lasting reliability.