CNNTNY's 18650 & 21700 cylindrical lithium-ion batteries offer high capacity and long cycle life, available in 12V, 24V, 36V, 48V, 72V configurations. Ideal for e-bikes and scooters, these batteries deliver reliable performance with LiCoO2 cathode materials and operate efficiently between -20°C to 60°C. Customizable size and 1000+ charge cycles ensure durability and adaptability for diverse applications.More