Maximize your e-bike’s performance and versatility with our customizable lithium-ion battery pack. Engineered with dual compatibility for 18650 and 21700 cylindrical cells, it allows users to tailor energy density, cycle longevity and budget to suit specific e-bike application scenarios. The optimized triangular frame design achieves seamless integration with e-bike frames, balancing weight distribution and aerodynamic efficiency to create a more stable, labor-saving and controllable riding state. Flexible customization of voltage, cell type and capacity ensures perfect adaptation to various electric bicycle models and conversion kit systems. With multiple capacity grades from 20Ah to 29Ah, it easily adapts to different riding intensities and mileage requirements. Built with durable deep-cycle cell technology, the battery outputs power steadily even under harsh working conditions, resists capacity degradation, and supports hundreds of charge-discharge cycles for lasting reliable use.